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Page 9 of 106

Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION
Total Assignments: 10511
Assignment: 801
Reel/Frame:010333/0328   Pages: 4
Recorded: 10/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUANG, SONGMING
Exec Dt:
10/14/1999
2
KUHN DE CHIZELLE, YAN
Exec Dt:
10/18/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6575043
NONE
09419825
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 802
Reel/Frame:010325/0511   Pages: 4
Recorded: 10/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, FRANK F.
Exec Dt:
10/15/1999
2
QU, QI
Exec Dt:
10/15/1999
3
MILLER, MATTHEW J.
Exec Dt:
10/15/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6399546
NONE
09419842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y. BARBO
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TEXAS 77478
Assignment: 803
Reel/Frame:010335/0033   Pages: 3
Recorded: 10/18/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JACKSON, STEPHEN I.
Exec Dt:
10/18/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6269683
NONE
09420013
Correspondence name and address
SCHLUMBERGER TECHNOLOGIES CORPORATION
JAIME A. CASTANO
14910 AIRLINE ROAD POB 1590
ROSHARON, TX 77598
Assignment: 804
Reel/Frame:010347/0507   Pages: 2
Recorded: 11/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HONEYWELL, INC.
Exec Dt:
10/21/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6046667
NONE
08996977
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
ATTN: PATENT COUNSEL
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TX 77478
Assignment: 805
Reel/Frame:010353/0386   Pages: 4
Recorded: 10/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEZGINER, ABDURRAHMAN
Exec Dt:
10/26/1999
2
TABANOU, JACQUES
Exec Dt:
10/26/1999
3
CIGLENEC, REINHART
Exec Dt:
10/22/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6691779
NONE
09428936
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PATENT COUNSEL
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TX 77478
Assignment: 806
Reel/Frame:010356/0361   Pages: 4
Recorded: 10/26/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOUFAILY, ALI K.
Exec Dt:
10/26/1999
2
SEZGINER, ABDURRAHMAN
Exec Dt:
10/26/1999
3
JORION, BRUNO
Exec Dt:
10/26/1999
4
DEPAVIA, LUIS E.
Exec Dt:
10/26/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6400147
NONE
09427370
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE I. JEFFERY
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TX 77478
Assignment: 807
Reel/Frame:010947/0143   Pages: 3
Recorded: 07/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RHODIA, INC.
Exec Dt:
10/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6482866
NONE
09612669
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 808
Reel/Frame:011836/0682   Pages: 10
Recorded: 01/30/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JACKSON, STEPHEN L.
Exec Dt:
10/29/1999
2
WHITSITT, JOHN R.
Exec Dt:
10/29/1999
3
MANDEVILLE, DAVID R.
Exec Dt:
10/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6516890
NONE
09689417
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME CASTANO
ADVANCED TECHNOLOGY CORP.
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 809
Reel/Frame:010372/0100   Pages: 4
Recorded: 11/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTHARI, MANISH
Exec Dt:
11/01/1999
2
BERNARD, LARRY J.
Exec Dt:
10/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6412415
NONE
09434412
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 810
Reel/Frame:010645/0306   Pages: 3
Recorded: 02/16/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SCOTT, IAN RICHARD
Exec Dt:
11/02/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6311131
NONE
09180206
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 811
Reel/Frame:010448/0630   Pages: 6
Recorded: 12/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCCAFFERTY, TERRY L.
Exec Dt:
11/04/1999
2
FLOWERS, JOSEPH K.
Exec Dt:
11/08/1999
3
WILSON, MATTHEW E.
Exec Dt:
11/04/1999
4
SHAMPINE, ROD W.
Exec Dt:
11/05/1999
5
WELCH, LARRY D.
Exec Dt:
11/04/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6273188
NONE
09454465
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD 1
SUGAL LAND, TEXAS 77478
Assignment: 812
Reel/Frame:010380/0304   Pages: 3
Recorded: 11/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, KENNETH W.
Exec Dt:
11/05/1999
2
D'ANGELO, RALPH M.
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6678616
NONE
09434694
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 813
Reel/Frame:010387/0465   Pages: 4
Recorded: 11/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
6012516
NONE
08923945
 
6079488
NONE
09079277
 
6253853
NONE
09168334
 
6283208
NONE
09305775
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
WAYNE I. KANAK
RESERVOIR DEVELOPMENT
P.O. BOX 14484
HOUSTON, TX 77221
Assignment: 814
Reel/Frame:010677/0825   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, CALIFORNIA 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6283208
NONE
09305775
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 815
Reel/Frame:010677/0852   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6012516
NONE
08923945
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 816
Reel/Frame:010678/0032   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6253853
NONE
09168334
Correspondence name and address
SCHLUMBERGER TECHNOOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 817
Reel/Frame:010678/0079   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6079488
NONE
09079277
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 818
Reel/Frame:010995/0019   Pages: 4
Recorded: 07/31/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STELLARTON ENERGY CORPORATION
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6334485
NONE
09630344
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 819
Reel/Frame:010397/0764   Pages: 3
Recorded: 11/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH R.
Exec Dt:
11/16/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6302216
NONE
09441817
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 820
Reel/Frame:010529/0251   Pages: 3
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
AANONSEN, OYVIND
Exec Dt:
11/17/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6216627
NONE
09445625
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 821
Reel/Frame:010529/0281   Pages: 3
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WILLIAMSON, MARK RICHARD
Exec Dt:
11/17/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6216627
NONE
09445625
Correspondence name and address
JOHN BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 822
Reel/Frame:010529/0248   Pages: 3
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JOHNSEN, BAARD
Exec Dt:
11/18/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6216627
NONE
09445625
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 823
Reel/Frame:010402/0104   Pages: 4
Recorded: 11/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HACHE, JEAN-MICHEL
Exec Dt:
11/19/1999
2
REZMER-COOPER, IAIN
Exec Dt:
11/19/1999
3
GZARA, KAIS
Exec Dt:
11/19/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6378363
NONE
09443537
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
SUGAR LAND PRODUCT CENTER
STEVEN L. CHRISTIAN
200 GILLINGAHM LANE, MD 200-9
SUGAR LAND, TX 77478
Assignment: 824
Reel/Frame:010744/0818   Pages: 3
Recorded: 03/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAJIMA, HIROSHI
Exec Dt:
11/22/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6315075
NONE
09508586
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 825
Reel/Frame:010419/0878   Pages: 4
Recorded: 11/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GZARA, KAIS
Exec Dt:
11/23/1999
2
REZMER-COOPER, IAIN
Exec Dt:
11/23/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6427125
NONE
09448196
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFREY
ATTN: PATENT COUNSEL
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TX 77478
Assignment: 826
Reel/Frame:010448/0876   Pages: 3
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JONES, TIMOTHY GARETH JOHN
Exec Dt:
11/24/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6223822
NONE
09447474
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 827
Reel/Frame:010479/0780   Pages: 4
Recorded: 12/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIYAMAE, SHOHACHI
Exec Dt:
11/25/1999
2
TANAKA, TETSUYA
Exec Dt:
11/25/1999
3
MATHISON, DAVID
Exec Dt:
11/25/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6552665
NONE
09456349
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PATENT COUNSEL
200 GILLINGHAM LAND MD 200-9
SUGAR LAND, TEXAS 77478
Assignment: 828
Reel/Frame:010513/0851   Pages: 5
Recorded: 12/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ANXIONNAZ, HERVE A.
Exec Dt:
11/29/1999
2
DELHOMME, JEAN-PIERRE R.
Exec Dt:
11/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6704436
NONE
09470435
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 829
Reel/Frame:010473/0835   Pages: 6
Recorded: 12/13/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHMER, HERVE
Exec Dt:
11/30/1999
2
BROCKMAN, MARK W.
Exec Dt:
11/29/1999
3
GOTLIB, MIKHAIL V.
Exec Dt:
11/30/1999
4
FREIS, MICHAEL W.
Exec Dt:
11/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6209648
NONE
09196495
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 830
Reel/Frame:010420/0836   Pages: 6
Recorded: 12/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARK, BRIAN
Exec Dt:
12/01/1999
2
ROSTHAL, RICHARD A.
Exec Dt:
12/01/1999
3
HOMAN, DEAN M.
Exec Dt:
12/01/1999
4
OMERAGIC, DZEVAT
Exec Dt:
12/01/1999
5
BONNER, STEPHEN D.
Exec Dt:
12/01/1999
6
CHESSER, SCOTT S.
Exec Dt:
11/30/1999
7
BARBER, THOMAS D.
Exec Dt:
12/01/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6297639
NONE
09452576
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR SEGURA
PATENT COUNSEL
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TEXAS 77478
Assignment: 831
Reel/Frame:010427/0044   Pages: 6
Recorded: 12/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARK, BRIAN
Exec Dt:
12/01/1999
2
ROSTHAL, RICHARD A.
Exec Dt:
12/01/1999
3
HOMAN, DEAN M.
Exec Dt:
12/01/1999
4
OMERAGIC, DZEVAT
Exec Dt:
12/01/1999
5
BONNER, STEPHEN D.
Exec Dt:
12/01/1999
6
CHESSER, SCOTT S.
Exec Dt:
11/30/1999
7
BARBER, THOMAS D.
Exec Dt:
12/01/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6351127
NONE
09452660
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR SEGURA
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TX 77478
Assignment: 832
Reel/Frame:010448/0421   Pages: 3
Recorded: 12/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHAMPINE, ROD W.
Exec Dt:
12/06/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D436519
NONE
29115054
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD 1
SUGAN LAND, TEXAS 77478
Assignment: 833
Reel/Frame:010448/0503   Pages: 4
Recorded: 12/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCCAFFERTY, TERRY L.
Exec Dt:
12/06/1999
2
FLOWERS, JOSEPH K.
Exec Dt:
12/06/1999
3
WILSON, MATTHEW E.
Exec Dt:
12/06/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D443560
NONE
29115061
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Assignment: 834
Reel/Frame:010448/0789   Pages: 4
Recorded: 12/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCCAFFERTY, TERRY L.
Exec Dt:
12/06/1999
2
FLOWERS, JOSEPH K.
Exec Dt:
12/06/1999
3
WILSON, MATTHEW E.
Exec Dt:
12/06/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D483299
NONE
29115060
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Assignment: 835
Reel/Frame:010477/0504   Pages: 4
Recorded: 12/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCCAFFERTY, TERRY L.
Exec Dt:
12/06/1999
2
FLOWERS, JOSEPH K.
Exec Dt:
12/06/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D442891
NONE
29115103
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Assignment: 836
Reel/Frame:010477/0779   Pages: 4
Recorded: 12/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FELLING, MICHELLE M.
Exec Dt:
12/15/1999
2
MORRIS, CHARLES W.
Exec Dt:
12/15/1999
3
BUTSCH, ROBERT J.
Exec Dt:
12/15/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6343507
NONE
09468013
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 837
Reel/Frame:010463/0817   Pages: 6
Recorded: 12/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIBBLES, RAYMOND T.
Exec Dt:
12/17/1999
2
PRAMANN, JAMES A. II
Exec Dt:
12/13/1999
3
JACKSON, STEPHEN L.
Exec Dt:
12/13/1999
4
MANDEVILLE, DAVID R.
Exec Dt:
12/13/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6298916
NONE
09466386
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 838
Reel/Frame:011371/0852   Pages: 6
Recorded: 12/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIBBLES, RAYMOND J.
Exec Dt:
12/17/1999
2
PRAMANN, II, JAMES A.
Exec Dt:
12/13/1999
3
JACKSON, STEPHEN L.
Exec Dt:
12/13/1999
4
MANDEVILLE, DAVID R.
Exec Dt:
12/13/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6298916
NONE
09466386
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME A. CASTANO
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 839
Reel/Frame:010501/0444   Pages: 3
Recorded: 01/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6201117
NONE
09476699
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT
SUITE 250
HOUSTON, TX 77040
Assignment: 840
Reel/Frame:010501/0457   Pages: 3
Recorded: 01/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6265573
NONE
09477052
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT
SUITE 250
HOUSTON, TX 77040
Assignment: 841
Reel/Frame:010501/0460   Pages: 3
Recorded: 01/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6194571
NONE
09476279
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT, SUITE 250
HOUSTON, TEXAS 77040
Assignment: 842
Reel/Frame:010593/0068   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
2
BEHRMANN, LAWRENCE A.
Exec Dt:
01/18/2000
3
VORECK, WALLACE E.
Exec Dt:
01/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6214988
NONE
09476947
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT, SUITE 250
HOUSTON, TEXAS 77040
Assignment: 843
Reel/Frame:010594/0192   Pages: 5
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
2
BROCK, KARRI A.
Exec Dt:
01/17/2000
3
BEHRMANN, LAWRENCE A.
Exec Dt:
01/18/2000
4
VORECK, WALLACE E.
Exec Dt:
01/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6428724
NONE
09476894
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT, SUITE 250
HOUSTON, TEXAS 77040
Assignment: 844
Reel/Frame:010460/0382   Pages: 3
Recorded: 12/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEISING, LAWRENCE J.
Exec Dt:
12/22/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6349768
NONE
09410153
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE
MD1
SUGAR LAND, TEXAS 77478
Assignment: 845
Reel/Frame:010498/0078   Pages: 4
Recorded: 01/04/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRINGLE, RONALD E.
Exec Dt:
12/22/1999
2
MILLIGAN, CLAY W., JR.
Exec Dt:
12/17/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6321842
NONE
09477563
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 846
Reel/Frame:010640/0282   Pages: 3
Recorded: 02/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EDWARDS, JOHN E.
Exec Dt:
12/29/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6464021
NONE
09475871
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PATENT COUNSEL
200 GILLINGHAM LAND MD 200-9
SUGAR LAND, TX 77478
Assignment: 847
Reel/Frame:010532/0513   Pages: 4
Recorded: 01/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATEL, DINESH R.
Exec Dt:
01/07/2000
2
VOVERS, ANTHONY P.
Exec Dt:
01/07/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6244351
NONE
09480083
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD POB 1590
ROSHARON, TX 77583-1590
Assignment: 848
Reel/Frame:010645/0309   Pages: 3
Recorded: 02/16/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PEARDON, LLOYD
Exec Dt:
01/09/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6311131
NONE
09180206
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 849
Reel/Frame:010538/0816   Pages: 5
Recorded: 01/18/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOODWIN, ANTHONY ROBERT HOLMES
Exec Dt:
01/10/2000
2
STEPHENSON, KENNETH EDWARD
Exec Dt:
01/10/2000
3
ODDIE, GARY MARTIN
Exec Dt:
01/06/2000
4
KLEINBERG, ROBERT LEONARD
Exec Dt:
01/10/2000
5
GRIFFIN, DOUGLAS D.
Exec Dt:
01/10/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6490916
NONE
09459054
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 850
Reel/Frame:010497/0775   Pages: 3
Recorded: 01/12/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, WENBO
Exec Dt:
01/11/2000
2
PARROT, ROBERT A.
Exec Dt:
01/11/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6397752
NONE
09481913
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPOATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 851
Reel/Frame:010510/0973   Pages: 3
Recorded: 01/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DAILEY, TERRELL
Exec Dt:
01/14/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6347673
NONE
09483064
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 852
Reel/Frame:010660/0379   Pages: 8
Recorded: 02/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARK, JR., LLOYD D.
Exec Dt:
01/14/2000
2
STEINER, JR., JOSEPH M.
Exec Dt:
01/14/2000
3
RICHARDSON, SUZANNE D.
Exec Dt:
01/14/2000
4
HERNANDEZ-MARTI, RAMON
Exec Dt:
01/14/2000
5
MAYHUGH, TERRY L.
Exec Dt:
01/13/2000
6
BOMBAY, BART J.
Exec Dt:
01/14/2000
7
BOOKER, JOHN A.
Exec Dt:
01/12/2000
8
MARTINEZ, GILBERT R.
Exec Dt:
01/14/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH FM 620 ROAD
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7787525
NONE
09471659
Correspondence name and address
SCHLUMBERGER AUSTIN PRODUCT CENTER
PEHR JANSSON
8311 NORTH FM 620 ROAD
AUSTIN, TX 78720-0015
Assignment: 853
Reel/Frame:010563/0202   Pages: 5
Recorded: 01/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HACHE, JEAN-MICHEL
Exec Dt:
01/18/2000
2
REZMER-COOPER, IAIN
Exec Dt:
01/18/2000
3
GZARA, KAIS
Exec Dt:
01/18/2000
4
HUTCHINSON, MARK W.
Exec Dt:
01/19/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6220087
NONE
09487504
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77478
Assignment: 854
Reel/Frame:010563/0077   Pages: 3
Recorded: 01/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PLASEK, RONALD E.
Exec Dt:
01/19/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6289283
NONE
09487061
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 855
Reel/Frame:010550/0368   Pages: 3
Recorded: 01/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH R.
Exec Dt:
01/21/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6354378
NONE
09489861
Correspondence name and address
SCHLUMBERGER TECHNOLOGY COMPANY
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 856
Reel/Frame:010616/0979   Pages: 4
Recorded: 02/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAURENT, CHRISTOPHE
Exec Dt:
01/25/2000
2
CAO, DI
Exec Dt:
01/31/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PO BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6625544
NONE
09507878
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PO BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 857
Reel/Frame:010571/0471   Pages: 5
Recorded: 02/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEATON, THOMAS M.
Exec Dt:
01/27/2000
2
LEISMER, DWAYNE D.
Exec Dt:
01/27/2000
3
READ, DENNIS M.
Exec Dt:
02/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6433991
NONE
09496448
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 858
Reel/Frame:010596/0333   Pages: 3
Recorded: 02/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DEATON, THOMAS M.
Exec Dt:
01/27/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6321845
NONE
09496554
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 859
Reel/Frame:010683/0415   Pages: 4
Recorded: 03/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, DI
Exec Dt:
01/31/2000
2
HARA, KENZO
Exec Dt:
01/31/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6965849
NONE
09501445
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 860
Reel/Frame:010596/0401   Pages: 3
Recorded: 02/01/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SPEIER, PETER
Exec Dt:
02/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175, HOUSTON, TEXAS, 77252-2175
110 SCHLUMBERGER DRIVE,
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6297632
NONE
09495606
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 75252-2175
Assignment: 861
Reel/Frame:010583/0287   Pages: 3
Recorded: 02/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KANNAN, DHANI
Exec Dt:
02/03/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6406028
NONE
09498243
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 ARILINE ROAD
P.O. BOX 1590
ROSHARON, TX 77853-1590
Assignment: 862
Reel/Frame:010597/0855   Pages: 3
Recorded: 02/08/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MEETEN, GERALD H.
Exec Dt:
02/04/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6330826
NONE
09499988
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
110 SCHLUMBERGER DRIVE,MD1
SUGAR LAND, TX 77478
Assignment: 863
Reel/Frame:010586/0914   Pages: 3
Recorded: 02/09/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH R.
Exec Dt:
02/08/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6318469
NONE
09500877
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 864
Reel/Frame:010599/0241   Pages: 3
Recorded: 02/09/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMATE, TSUTOMU
Exec Dt:
02/08/2000
2
RAMOS, ROGERIO T.
Exec Dt:
02/08/2000
3
MADHAVAN, RAGHU
Exec Dt:
02/08/2000
4
SCHROEDER, ROBERT J.
Exec Dt:
02/08/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6304686
NONE
09500501
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 865
Reel/Frame:010606/0860   Pages: 3
Recorded: 02/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MALINVERNO, ALBERTO
Exec Dt:
02/11/2000
2
PRANGE, MICHAEL
Exec Dt:
02/11/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6549854
NONE
09502920
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 866
Reel/Frame:010634/0379   Pages: 3
Recorded: 02/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PLASEK, RONALD E.
Exec Dt:
02/11/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6389367
NONE
09504528
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 867
Reel/Frame:024565/0329   Pages: 11
Recorded: 06/21/2010
Attorney Dkt #:57.0778 US PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EISNER, LEO
Exec Dt:
02/12/2000
2
LECALVEZ, JOEL
Exec Dt:
01/11/2010
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9158020
US20110069584
12600480
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 868
Reel/Frame:010692/0195   Pages: 4
Recorded: 03/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLOUCHE, MICKAEL
Exec Dt:
02/15/2000
2
DACCORD, GERARD
Exec Dt:
02/15/2000
3
TOUBOUL, ERIC
Exec Dt:
02/15/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6665636
NONE
09463078
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Assignment: 869
Reel/Frame:010625/0239   Pages: 3
Recorded: 02/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, KENNETH W.
Exec Dt:
02/16/2000
2
PLONA, THOMAS J.
Exec Dt:
02/23/2000
3
SINHA, BIKASH
Exec Dt:
02/16/2000
4
D'ANGELO, RALPH M.
Exec Dt:
02/16/2000
5
MCGOWAN, LAWRENCE
Exec Dt:
02/16/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6510389
NONE
09513602
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 870
Reel/Frame:010631/0485   Pages: 3
Recorded: 02/18/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH R.
Exec Dt:
02/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6439306
NONE
09507481
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 871
Reel/Frame:010653/0137   Pages: 5
Recorded: 02/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UNDERHILL, WILLIAM B.
Exec Dt:
02/18/2000
2
ESMERSOY, CENGIZ
Exec Dt:
02/25/2000
3
CLARK, BRIAN
Exec Dt:
02/18/2000
4
HACHE, JEAN-MICHEL
Exec Dt:
02/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6308137
NONE
09514866
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: IP COUNSEL
STEVEN L. CHRISTIAN
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TEXAS 77478
Assignment: 872
Reel/Frame:010640/0595   Pages: 3
Recorded: 02/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RYTLEWSKI, GARY L.
Exec Dt:
02/24/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6321846
NONE
09512556
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 873
Reel/Frame:010658/0087   Pages: 4
Recorded: 02/29/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LI, CEN
Exec Dt:
02/24/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SUITE 1700
5599 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6304266
NONE
09515439
Correspondence name and address
GEOQUEST SCHLUMBERGER
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TX 77056
Assignment: 874
Reel/Frame:010711/0482   Pages: 10
Recorded: 04/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARVEY, DIANE M.
Exec Dt:
02/25/2000
2
PANDYA, YOGENDRA C.
Exec Dt:
02/24/2000
3
ANIGBOGU, JULIAN C.
Exec Dt:
02/24/2000
4
PROVOST, J. THOMAS
Exec Dt:
03/29/2000
5
ALVARADO, JUAN C.
Exec Dt:
02/23/2000
6
SCHEIBNER, DAVID J.
Exec Dt:
02/23/2000
7
KANVINDE, SANJAY S.
Exec Dt:
02/23/2000
8
FOGELSONG, BRUCE A.
Exec Dt:
02/25/2000
9
KAAN, KEITH G.
Exec Dt:
02/24/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH FM 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6519568
NONE
09471844
Correspondence name and address
GAIL M. TAYLOR RUSSELL
4807 SPICEWOOD SPRINGS ROAD
BLDG ONE, SUITE 1200
AUSTIN, TX 78759
Assignment: 875
Reel/Frame:010601/0082   Pages: 5
Recorded: 02/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANGSETH, BJORN
Exec Dt:
02/28/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
BOX 1590
14910 AIRLINE DRIVE
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6382315
NONE
09514118
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 876
Reel/Frame:010651/0111   Pages: 5
Recorded: 02/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANGSETH, BJORN
Exec Dt:
02/28/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
BOX 1590
14910 AIRLINE DRIVE
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6347666
NONE
09514628
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
JAIME CASTANO
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD, PO BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 877
Reel/Frame:010672/0253   Pages: 4
Recorded: 03/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
VAN BEMMEL, PETER P.
Exec Dt:
02/28/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6912491
NONE
09520259
Correspondence name and address
JOHN H BOUCHARD
5599 SAN FELIPE
SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 878
Reel/Frame:010633/0980   Pages: 4
Recorded: 03/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRON, STEPHANE
Exec Dt:
02/29/2000
2
RAYSSIGUIER, CHRISTOPHE
Exec Dt:
03/01/2000
3
TOURILLON, VINCENT
Exec Dt:
02/29/2000
4
CANTIN, GILLES
Exec Dt:
02/29/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6364023
NONE
09518062
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME A. CASTANO
14910 AIRLINE ROAD
ROSHARON, TEXAS 77478
Assignment: 879
Reel/Frame:010659/0004   Pages: 4
Recorded: 03/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRON, STEPHANE
Exec Dt:
02/29/2000
2
RAYSSIGUIER, CHRISTOPHE
Exec Dt:
03/01/2000
3
TOURILLON, VINCENT
Exec Dt:
02/29/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6273194
NONE
09517596
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME A. CASTANO
PATENT COUNSEL
14910 AIRLINE ROAD
ROSHARON, TEXAS 77478
Assignment: 880
Reel/Frame:010636/0635   Pages: 3
Recorded: 03/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RAYSSIGUIER, CHRISTOPHE
Exec Dt:
03/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6325150
NONE
09517982
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME A. CASTANO
14910 AIRLINE ROAD
ROSHARON, TEXAS 77478
Assignment: 881
Reel/Frame:010699/0353   Pages: 3
Recorded: 03/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERARD, MICHEL
Exec Dt:
03/01/2000
2
SEGERAL, GERARD
Exec Dt:
03/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6405604
NONE
09486665
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 882
Reel/Frame:010759/0517   Pages: 4
Recorded: 03/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAJIMA, HIROSHI
Exec Dt:
03/01/2000
2
IGARASHI, JUEI
Exec Dt:
03/01/2000
3
KAMIYA, AKIRA
Exec Dt:
03/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6170601
NONE
09508481
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 883
Reel/Frame:010801/0692   Pages: 6
Recorded: 05/05/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOLZE, VICTOR M.
Exec Dt:
03/03/2000
2
BROWN, JONATHAN W.
Exec Dt:
03/03/2000
3
KURKJIAN, ANDREW L.
Exec Dt:
03/08/2000
4
LONG, TIMOTHY L.
Exec Dt:
03/06/2000
5
MELBOURNE, ANGUS J.
Exec Dt:
04/12/2000
6
MOORE, LINWARD A.
Exec Dt:
03/09/2000
7
ZIMMERMAN, ROBERT P.
Exec Dt:
03/23/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175, HOUSTON, TEXAS 77252-2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6688390
US20020060067
09511183
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 884
Reel/Frame:010653/0492   Pages: 6
Recorded: 03/09/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHMER, HERVE
Exec Dt:
03/06/2000
2
VUYK, ADRIAN JR.
Exec Dt:
03/09/2000
3
BROCKMAN, MARK W.
Exec Dt:
03/06/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
BOX 1590
14910 AIRLINE DRIVE
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6405804
NONE
09521741
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
JAIME CASTANO
SCHLUMBERGER TECHNOLOGY CORP.
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 885
Reel/Frame:010654/0116   Pages: 6
Recorded: 03/09/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARRIGAN, EDWARD
Exec Dt:
03/08/2000
2
SUNDQUIST, ROBERT W.
Exec Dt:
03/08/2000
3
HILL, BUNKER M.
Exec Dt:
03/08/2000
4
LAUPPE, DEAN W.
Exec Dt:
03/08/2000
5
CONTRERAS, GARY W.
Exec Dt:
03/08/2000
6
TRAN, SONY
Exec Dt:
03/08/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6412575
NONE
09521505
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 886
Reel/Frame:041015/0697   Pages: 3
Recorded: 01/19/2017
Attorney Dkt #:IS13.4127-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JONES, CLAUDE
Exec Dt:
03/13/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9612095
US20160169639
14968473
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 887
Reel/Frame:010884/0802   Pages: 3
Recorded: 05/31/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HOWLID, MARTIN
Exec Dt:
03/14/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6498768
NONE
09508647
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE
SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 888
Reel/Frame:010713/0714   Pages: 4
Recorded: 03/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LADVA, HEMANT K.J.
Exec Dt:
03/15/2000
2
SAWDON, CHRISTOPHER A.
Exec Dt:
03/17/2000
3
HOWARD, PAUL R.
Exec Dt:
03/16/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6803347
NONE
09533750
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
110 SCHLUMBERGER DRIVE
MD1
SUGAR LAND, TX 77478
Assignment: 889
Reel/Frame:010682/0401   Pages: 3
Recorded: 03/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HURLIMANN, MARTIN D.
Exec Dt:
03/17/2000
2
SEN, PABITRA N.
Exec Dt:
03/17/2000
3
KENYON, WILLIAM E.
Exec Dt:
03/17/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6522136
NONE
09528881
Correspondence name and address
WILLIAM B. BATZER
OLD QUARRY ROAD
INTELLECTUAL PROPERTY LAW DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
RIDGEFIELD CT 06877-4108
Assignment: 890
Reel/Frame:010645/0163   Pages: 3
Recorded: 03/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH
Exec Dt:
03/20/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6250383
NONE
09531945
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETION CENTER
JEFFREY E. GRIFFIN
ATTN: INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 891
Reel/Frame:010683/0831   Pages: 3
Recorded: 03/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH
Exec Dt:
03/20/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6250383
NONE
09531945
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETION CENTER
JEFFREY E. GRIFFIN
ATTN: INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 892
Reel/Frame:010806/0258   Pages: 3
Recorded: 04/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LINDEMAN, GUNNAR ANDREAS
Exec Dt:
03/20/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6471190
US20020056777
09529829
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 893
Reel/Frame:010705/0851   Pages: 7
Recorded: 03/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARK, BRIAN
Exec Dt:
03/27/2000
2
LULING, MARTIN G.
Exec Dt:
03/22/2000
3
FREY, MARK
Exec Dt:
03/22/2000
4
RAMASWAMY, DHANANJAY
Exec Dt:
03/22/2000
5
COLLINS, ANTHONY
Exec Dt:
03/27/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
P.O. BOX 2175
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6614229
NONE
09535995
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 894
Reel/Frame:010709/0557   Pages: 4
Recorded: 03/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THOMEER, HUBERTUS V.
Exec Dt:
03/28/2000
2
ADRIAN, SARMAD
Exec Dt:
03/28/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6333700
NONE
09536953
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ROBIN C. NAVA
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 895
Reel/Frame:010714/0897   Pages: 3
Recorded: 03/30/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BICKFORD, GARY P.
Exec Dt:
03/29/2000
2
HOWARD, PETE
Exec Dt:
03/29/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6427046
NONE
09539060
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE, P.O. BOX 2175
SUGAR LAND, TEXAS 77478
Assignment: 896
Reel/Frame:010884/0782   Pages: 3
Recorded: 05/31/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GJESTRUM, EINAR
Exec Dt:
04/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6498768
NONE
09508647
Correspondence name and address
JOHN H BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 897
Reel/Frame:010972/0025   Pages: 3
Recorded: 06/12/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAETEN, GUIDO JOSEF MARIA
Exec Dt:
04/06/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
1325 SOUTH DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6535818
NONE
09581417
Correspondence name and address
GEOQUEST
C/O JOHN H. BOUCHARD
5599 SAN FELIPE
SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 898
Reel/Frame:010765/0499   Pages: 7
Recorded: 04/18/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOYLE, DAVID
Exec Dt:
04/07/2000
2
TASHIRO, HITOSHI
Exec Dt:
04/01/2000
3
FROELICH, BENOIT
Exec Dt:
04/04/2000
4
BRIE, ALAIN
Exec Dt:
04/10/2000
5
HORI, HOROSHI
Exec Dt:
03/30/2000
6
SUGIYAMA, HITOSHI
Exec Dt:
02/24/2000
7
PABON, JAHIR
Exec Dt:
03/13/2000
8
MORRIS, FRANK
Exec Dt:
03/14/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
HOUSTON, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6474439
NONE
09537836
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEVEN L. CHRISTIAN
P.O. BOX 2175
ATTN: PATENT COUNSEL
HOUSTON, TEXAS 77252-2175
Assignment: 899
Reel/Frame:011135/0313   Pages: 4
Recorded: 09/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MALONE, DAVID L.
Exec Dt:
04/08/2000
2
RAYSSIGUIER, CHRISTOPHE M.
Exec Dt:
09/12/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6582145
NONE
09661088
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 900
Reel/Frame:010729/0265   Pages: 4
Recorded: 04/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, WENBO
Exec Dt:
04/10/2000
2
MAI, JASON H.
Exec Dt:
04/10/2000
3
BERHMANN, LAWRENCE A.
Exec Dt:
04/10/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6622630
US20020139274
09546160
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
P.O. BOX 1590
ROSHARON, TX 77583-1590
Page 9 of 106

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