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Patent Assignment Assignee Details
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Page 6 of 106

Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION
Total Assignments: 10511
Assignment: 501
Reel/Frame:008755/0945   Pages: 5
Recorded: 10/08/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/11/1997
2
Exec Dt:
07/08/1997
3
Exec Dt:
07/08/1997
4
Exec Dt:
07/08/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08877112
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
DOWELL DIVISION
P.O. BOX 4610
HOUSTON, TX 77210-4610
Assignment: 502
Reel/Frame:008649/0050   Pages: 3
Recorded: 07/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/15/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08895080
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 503
Reel/Frame:009013/0799   Pages: 3
Recorded: 11/28/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/17/1997
2
Exec Dt:
07/17/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08880343
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 504
Reel/Frame:008908/0571   Pages: 3
Recorded: 01/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/24/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08898700
Correspondence name and address
MANAGER
WAYNE I. KANAK
INTELLECTUAL PROPERTY LAW AND CONTRACTS
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 505
Reel/Frame:010677/0993   Pages: 4
Recorded: 02/29/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/24/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09488070
Correspondence name and address
SCHLUMBERGER TECHNOLOGY TECHNOLOGY
WAYNE I. KANAK
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 506
Reel/Frame:008676/0647   Pages: 3
Recorded: 08/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/01/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08888566
Correspondence name and address
DAVID P. GORDON, ESQ.
65 WOODS END ROAD
STAMFORD, CT 06905
Assignment: 507
Reel/Frame:008917/0528   Pages: 4
Recorded: 11/28/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/05/1997
2
Exec Dt:
08/05/1997
3
Exec Dt:
08/05/1997
4
Exec Dt:
08/05/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08873981
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 508
Reel/Frame:008749/0733   Pages: 4
Recorded: 08/12/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/11/1997
2
Exec Dt:
08/11/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08909558
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 509
Reel/Frame:008755/0866   Pages: 3
Recorded: 08/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/13/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08910383
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 510
Reel/Frame:008799/0499   Pages: 3
Recorded: 09/05/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/05/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08924672
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 511
Reel/Frame:008834/0844   Pages: 4
Recorded: 09/30/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/08/1997
2
Exec Dt:
09/11/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08940160
Correspondence name and address
SCLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 512
Reel/Frame:008731/0132   Pages: 4
Recorded: 09/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/09/1997
2
Exec Dt:
09/09/1997
Assignee
1
P.O. BOX 2175
ATTN: PATENT COUNSEL
SUGAR LAND, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08934786
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
GORDON C. WAGGETT, ESQ.
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 513
Reel/Frame:008813/0508   Pages: 4
Recorded: 09/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/09/1997
2
Exec Dt:
09/09/1997
Assignee
1
ATTN: PATENT COUNSEL
PO BOX 1590
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08929431
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
GORDON G. WAGGETT, ESQ.
SCHLUMBERGER PERFORATING & TESTING CTR.
PO BOX 1590
ROSHARON, TX 77583-1590
Assignment: 514
Reel/Frame:008731/0006   Pages: 4
Recorded: 09/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/12/1997
2
Exec Dt:
09/12/1997
3
Exec Dt:
09/15/1997
Assignee
1
P.O. BOX 2175
ATTN: PATENT COUNSEL
SUGAR LAND, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08934532
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
GORDON C. WAGGETT, ESQ.
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 515
Reel/Frame:008716/0837   Pages: 3
Recorded: 09/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/16/1997
2
Exec Dt:
09/16/1997
3
Exec Dt:
09/16/1997
4
Exec Dt:
09/16/1997
5
Exec Dt:
09/16/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08932141
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 516
Reel/Frame:009041/0758   Pages: 3
Recorded: 03/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/24/1997
2
Exec Dt:
09/24/1997
3
Exec Dt:
09/24/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08937032
Correspondence name and address
MANAGER
WAYNE I. KANAK
INTELLECTUAL PROPERTY LAW AND CONTRACTS
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 517
Reel/Frame:008822/0017   Pages: 4
Recorded: 09/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/25/1997
2
Exec Dt:
09/25/1997
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08937710
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL, P.O.BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 518
Reel/Frame:008802/0142   Pages: 5
Recorded: 10/29/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/29/1997
2
Exec Dt:
10/03/1997
3
Exec Dt:
10/16/1997
4
Exec Dt:
10/01/1997
5
Exec Dt:
10/01/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08960513
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 519
Reel/Frame:008920/0037   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/05/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
05813903
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
DOWELL DIVISION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 520
Reel/Frame:008913/0692   Pages: 4
Recorded: 01/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/08/1997
2
Exec Dt:
10/03/1997
3
Exec Dt:
10/10/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08923610
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 521
Reel/Frame:008789/0073   Pages: 3
Recorded: 11/10/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/1997
2
Exec Dt:
10/23/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08864156
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 522
Reel/Frame:008924/0840   Pages: 4
Recorded: 11/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/20/1997
2
Exec Dt:
10/10/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08864269
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 523
Reel/Frame:008848/0501   Pages: 10
Recorded: 12/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/28/1997
2
Exec Dt:
10/29/1997
3
Exec Dt:
10/29/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
07004668
 
NONE
07142464
 
NONE
07278970
 
NONE
07720239
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 524
Reel/Frame:008920/0811   Pages: 2
Recorded: 01/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/28/1997
Assignee
1
227 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07308253
Correspondence name and address
LUCASH, GESMER & UPDEGROVE, LLP
SUSAN M. MULHOLLAND
40 BROAD STREET
BOSTON, MA 02109
Assignment: 525
Reel/Frame:008802/0022   Pages: 3
Recorded: 10/29/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/29/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08960491
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ALBERT J. ADAMCIK
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 526
Reel/Frame:008815/0211   Pages: 4
Recorded: 11/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/29/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08418041
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR., ESQ.
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 527
Reel/Frame:008787/0919   Pages: 3
Recorded: 11/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/30/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08864157
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 528
Reel/Frame:008810/0129   Pages: 4
Recorded: 11/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/06/1997
2
Exec Dt:
11/06/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08918213
Correspondence name and address
JENKENS & GILCHRIST, P.C.
ALAN R. THIELE
1445 ROSS AVENUE, STE. 3200
DALLAS, TX 75202-2799
Assignment: 529
Reel/Frame:008853/0943   Pages: 3
Recorded: 11/26/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/1997
2
Exec Dt:
11/12/1997
Assignee
1
1325 S. DAIRY ASHFORD
HOUSTON, TEXAS 77077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08979591
Correspondence name and address
FISH & RICHARDSON P.C.
JONATHAN P. OSHA
ONE RIVERWAY, SUITE 1200
HOUSTON, TX 77056
Assignment: 530
Reel/Frame:009041/0766   Pages: 3
Recorded: 03/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/19/1997
2
Exec Dt:
11/18/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08855968
Correspondence name and address
WAYNE I. KANAK
MANAGER
INTELLECTUAL PROPERTY LAW & CONTRACTS
200 GILLINGHAM LANE
SUGARLAND, TX 77478
Assignment: 531
Reel/Frame:009002/0736   Pages: 6
Recorded: 12/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/21/1997
2
Exec Dt:
12/01/1997
3
Exec Dt:
12/01/1997
4
Exec Dt:
11/21/1997
5
Exec Dt:
11/24/1997
6
Exec Dt:
12/01/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08865137
Correspondence name and address
JENKENS & GILCHRIST
A.M. (ANDY) ARISMENDI, JR.
1100 LOUISIANA, SUITE 1800
HOUSTON, TEXAS 77002
Assignment: 532
Reel/Frame:008930/0860   Pages: 3
Recorded: 12/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/26/1997
2
Exec Dt:
11/26/1997
3
Exec Dt:
11/26/1997
4
Exec Dt:
11/26/1997
5
Exec Dt:
11/26/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08980957
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 533
Reel/Frame:008932/0075   Pages: 4
Recorded: 12/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/26/1997
2
Exec Dt:
11/26/1997
3
Exec Dt:
11/26/1997
4
Exec Dt:
11/26/1997
5
Exec Dt:
11/26/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08980958
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 534
Reel/Frame:009013/0608   Pages: 3
Recorded: 12/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/26/1997
2
Exec Dt:
11/26/1997
3
Exec Dt:
11/26/1997
4
Exec Dt:
11/26/1997
5
Exec Dt:
11/26/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08980956
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 535
Reel/Frame:008849/0636   Pages: 3
Recorded: 12/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/1997
2
Exec Dt:
11/20/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08873582
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 536
Reel/Frame:008924/0747   Pages: 3
Recorded: 12/12/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/12/1997
2
Exec Dt:
12/12/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08989307
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 537
Reel/Frame:008927/0339   Pages: 3
Recorded: 12/12/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/12/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08989308
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 538
Reel/Frame:008860/0239   Pages: 3
Recorded: 12/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/16/1997
Assignee
1
GEOQUEST, A DIVISION OF
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08796233
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
GEOQUEST, DIVISION OF
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 539
Reel/Frame:009049/0192   Pages: 3
Recorded: 03/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/18/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08959600
Correspondence name and address
110 SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 540
Reel/Frame:009079/0398   Pages: 2
Recorded: 03/17/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/18/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08971819
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 541
Reel/Frame:008919/0737   Pages: 3
Recorded: 01/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/30/1997
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08876821
Correspondence name and address
WAYNE I. KANAK
INTELLECTUAL PROPERTY LAW AND CONTRACTS
SUGAR LAND PRODUCT CENTER
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 542
Reel/Frame:008922/0132   Pages: 3
Recorded: 12/31/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/31/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09001896
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 543
Reel/Frame:009085/0709   Pages: 5
Recorded: 04/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/04/1998
2
Exec Dt:
12/31/1997
3
Exec Dt:
12/31/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09001904
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
ATTN: KEITH G. W. SMITH
Assignment: 544
Reel/Frame:011542/0338   Pages: 4
Recorded: 04/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/07/1998
2
Exec Dt:
01/07/1998
3
Exec Dt:
01/21/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08961046
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
DOWELL DIVISION
P.O.BOX 4610
HOUSTON, TEXAS 77210-4610
Assignment: 545
Reel/Frame:008920/0034   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/12/1998
Assignee
1
P.O. BOX 4610
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06851754
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL/DOWELL DIVISION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 546
Reel/Frame:008920/0249   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/12/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06892152
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 547
Reel/Frame:008920/0252   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/12/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07050642
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
P.O. BOX 4610
SUGAR LAND, TEXAS 77478
Assignment: 548
Reel/Frame:008920/0279   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/12/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07849270
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOWELL DIVISION, PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
ATTN: JOHN E. VICK, JR.
Assignment: 549
Reel/Frame:008920/0276   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/13/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06914959
Correspondence name and address
PATENT COUNSEL
SCHLUMBERGER TECHNOLOGY CORP DOWELL DIV.
POB 4610
HOUSTON, TX 77210-4610
Assignment: 550
Reel/Frame:008920/0385   Pages: 3
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/13/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06277509
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 551
Reel/Frame:008932/0816   Pages: 5
Recorded: 01/16/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/16/1998
2
Exec Dt:
01/16/1998
3
Exec Dt:
01/16/1998
4
Exec Dt:
01/16/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09008040
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 552
Reel/Frame:008986/0061   Pages: 4
Recorded: 02/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/19/1998
2
Exec Dt:
01/19/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08942961
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 553
Reel/Frame:008946/0226   Pages: 5
Recorded: 01/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/23/1998
2
Exec Dt:
01/23/1998
3
Exec Dt:
01/23/1998
4
Exec Dt:
01/23/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09012499
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTIE L. JEFFERY
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 554
Reel/Frame:008952/0067   Pages: 3
Recorded: 01/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/29/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09015812
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
PATENT DEPARTMENT
OLE QUARRY ROAD
RIDGEFIELD, CT 06877-4108
ATTN: KEITH G. W. SMITH
Assignment: 555
Reel/Frame:009212/0994   Pages: 5
Recorded: 04/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/29/1998
2
Exec Dt:
01/29/1998
Assignee
1
MANAGER - INTELLECTUAL PROPERTY LAW AND CONTRACTS
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08947660
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE KANAK
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 556
Reel/Frame:009247/0639   Pages: 6
Recorded: 02/25/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/30/1998
2
Exec Dt:
01/05/1998
3
Exec Dt:
01/05/1998
Assignee
1
P.O. BOX 4610
HOUSTON, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09030263
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOWELL DIVISION
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 557
Reel/Frame:008950/0802   Pages: 4
Recorded: 02/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/31/1998
2
Exec Dt:
01/30/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09017436
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
DOWELL DIVISION
SUGAR LAND, TEXAS 77478
Assignment: 558
Reel/Frame:008956/0551   Pages: 4
Recorded: 02/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/1998
2
Exec Dt:
02/02/1998
3
Exec Dt:
02/02/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09017605
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
SCHLUMBER PERFORATING AND TESTING CENTER
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TX 77598
Assignment: 559
Reel/Frame:008993/0677   Pages: 3
Recorded: 02/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/06/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09023133
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL, DOWELL DIVISION
P.O. BOX 4610
HOUSTON, TEXAS 77210-4610
Assignment: 560
Reel/Frame:009009/0567   Pages: 3
Recorded: 02/10/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/06/1998
2
Exec Dt:
02/06/1998
Assignee
1
8311 NORTH RR 620
AUSTON, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09021220
Correspondence name and address
FISH & RICHARDSON P.C.
HOWARD L. SPEIGHT
ONE RIVERWAY, SUITE 1200
HOUSTON, TX 77056
Assignment: 561
Reel/Frame:009159/0486   Pages: 9
Recorded: 04/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/1998
2
Exec Dt:
02/16/1998
3
Exec Dt:
03/04/1998
4
Exec Dt:
02/16/1998
Assignee
1
P.O. BOX 1590
14910 AIRLINE ROAD,
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08768027
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
DAN C. HU
PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 562
Reel/Frame:009230/0594   Pages: 4
Recorded: 05/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/19/1998
2
Exec Dt:
03/02/1998
3
Exec Dt:
04/28/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08987963
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
MAIL DROP 1975
SUGAR LAND, TX 77478
Assignment: 563
Reel/Frame:009065/0676   Pages: 2
Recorded: 03/04/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/23/1998
Assignee
1
SUITE 1700
5599 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09034701
Correspondence name and address
GEOQUEST, A DIVISION OF SCHLUMBERGER
TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 564
Reel/Frame:009087/0675   Pages: 5
Recorded: 03/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/24/1998
2
Exec Dt:
02/24/1998
3
Exec Dt:
02/24/1998
4
Exec Dt:
02/24/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08936892
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 565
Reel/Frame:009208/0327   Pages: 4
Recorded: 04/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/25/1998
2
Exec Dt:
02/27/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08943565
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 566
Reel/Frame:009262/0821   Pages: 5
Recorded: 04/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/27/1998
2
Exec Dt:
02/27/1998
3
Exec Dt:
02/27/1998
4
Exec Dt:
02/27/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09031926
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 567
Reel/Frame:009051/0200   Pages: 4
Recorded: 03/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/02/1998
2
Exec Dt:
03/02/1998
3
Exec Dt:
02/19/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08984749
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 568
Reel/Frame:009041/0772   Pages: 3
Recorded: 03/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/03/1998
2
Exec Dt:
03/03/1998
Assignee
1
1100 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08811309
Correspondence name and address
MANAGER
WAYNE I. KANAK
INTELLECTUAL PROPERTY LAW AND CONTRACTS
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 569
Reel/Frame:009074/0911   Pages: 4
Recorded: 03/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/03/1998
2
Exec Dt:
03/03/1998
3
Exec Dt:
03/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09033965
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
ATTN: BRIGITTE L. JEFFERY
Assignment: 570
Reel/Frame:009091/0274   Pages: 4
Recorded: 04/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/11/1998
2
Exec Dt:
03/11/1998
Assignee
1
P.O. BOX 4610
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08928776
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL, DOWELL DIVISION
P.O. BOX 4610, 110 SCHLUMBERGER DRIVE
HOUSTON, TEXAS 77210-4610
Assignment: 571
Reel/Frame:009153/0645   Pages: 4
Recorded: 04/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/20/1998
2
Exec Dt:
04/16/1998
3
Exec Dt:
04/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09026218
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 572
Reel/Frame:009175/0005   Pages: 3
Recorded: 05/04/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/23/1998
2
Exec Dt:
03/23/1998
3
Exec Dt:
03/23/1998
4
Exec Dt:
03/23/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09044722
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 573
Reel/Frame:009118/0671   Pages: 4
Recorded: 04/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/08/1998
2
Exec Dt:
04/08/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09056909
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
WAYNE KANAK
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 574
Reel/Frame:009163/0744   Pages: 3
Recorded: 04/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/14/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09000745
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 575
Reel/Frame:009236/0925   Pages: 3
Recorded: 05/04/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/1998
2
Exec Dt:
04/17/1998
3
Exec Dt:
04/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09026218
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL, P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 576
Reel/Frame:009253/0458   Pages: 3
Recorded: 06/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/20/1998
Assignee
1
110 SCHLUMBERGER DRIVE
P.O. BOX 4610
SUGAR LAND, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09043493
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 577
Reel/Frame:009192/0638   Pages: 3
Recorded: 05/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/01/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08988492
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL, DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD 1975
SUGAR LAND, TX 77478
ATTN: JOHN E. VICK, JR.
Assignment: 578
Reel/Frame:009180/0405   Pages: 3
Recorded: 05/07/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/05/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09074194
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PAMELA G. HOOD, SCHLUMBERGER PERFORA-
TING & TESTING CENTER
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 579
Reel/Frame:009184/0256   Pages: 3
Recorded: 05/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/06/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09008698
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 580
Reel/Frame:009232/0249   Pages: 4
Recorded: 06/01/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/07/1998
2
Exec Dt:
05/29/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09074345
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 581
Reel/Frame:009253/0311   Pages: 4
Recorded: 06/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/07/1998
2
Exec Dt:
05/07/1998
3
Exec Dt:
05/07/1998
4
Exec Dt:
05/07/1998
5
Exec Dt:
05/07/1998
6
Exec Dt:
05/29/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09074082
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 582
Reel/Frame:009421/0131   Pages: 4
Recorded: 08/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/12/1998
2
Exec Dt:
05/12/1998
3
Exec Dt:
05/12/1998
4
Exec Dt:
05/12/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09074081
Correspondence name and address
INTELLECTUAL PROPERTY LAW DEPARTMENT
KEITH G.W. SMITH
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 583
Reel/Frame:009193/0928   Pages: 4
Recorded: 05/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/15/1998
2
Exec Dt:
05/15/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09079594
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 584
Reel/Frame:009195/0075   Pages: 3
Recorded: 05/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/18/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09082390
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
DOWELL DIVISION
110 SCHLUMBERGER DRIVE-MAIL DROP 1975
SUGAR LAND, TX 77478
Assignment: 585
Reel/Frame:009822/0454   Pages: 3
Recorded: 03/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/18/1998
2
Exec Dt:
05/18/1998
3
Exec Dt:
05/18/1998
4
Exec Dt:
05/18/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09081161
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 586
Reel/Frame:009433/0732   Pages: 4
Recorded: 08/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/20/1998
2
Exec Dt:
08/20/1998
3
Exec Dt:
08/24/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09089647
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 587
Reel/Frame:009434/0118   Pages: 5
Recorded: 08/31/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/20/1998
2
Exec Dt:
08/20/1998
3
Exec Dt:
08/24/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09089842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 588
Reel/Frame:009376/0185   Pages: 3
Recorded: 05/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/22/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09077634
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 589
Reel/Frame:010112/0314   Pages: 4
Recorded: 10/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/27/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09087286
Correspondence name and address
DOWELL INTELLECTUAL PROPERTY DEPT.
DOUGLAS Y'BARBO
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD 110-1
SUGAR LAND, TX 77478
Assignment: 590
Reel/Frame:009241/0951   Pages: 4
Recorded: 05/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/28/1998
Assignee
1
P.O. BOX 4610, HOUSTON, TEXAS 77210-4610
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09087286
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOWELL DIVISION
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 591
Reel/Frame:009623/0136   Pages: 3
Recorded: 12/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/29/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09091895
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 592
Reel/Frame:009290/0464   Pages: 3
Recorded: 07/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/02/1998
2
Exec Dt:
06/02/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09078916
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 593
Reel/Frame:009242/0590   Pages: 3
Recorded: 06/11/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/04/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09042926
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL, 14910 AIRLINE RD.
P.O. BOX 1590
ROSHARON, TX 77583
Assignment: 594
Reel/Frame:009251/0047   Pages: 5
Recorded: 06/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/08/1998
2
Exec Dt:
06/08/1998
3
Exec Dt:
06/08/1998
4
Exec Dt:
06/08/1998
5
Exec Dt:
06/08/1998
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09094201
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 595
Reel/Frame:009249/0041   Pages: 3
Recorded: 06/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/11/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09094811
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 596
Reel/Frame:009677/0671   Pages: 3
Recorded: 01/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/11/1998
2
Exec Dt:
06/23/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09101866
Correspondence name and address
SCHLUMBERGER OILFIELD SERVIES/SPC
MANAGER
IP LAW AND CONTRACTS
200 GILLINGHAM LANE, MD 200-9
SUGAR LAND, TX 77478
Assignment: 597
Reel/Frame:009290/0467   Pages: 3
Recorded: 07/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/12/1998
2
Exec Dt:
06/12/1998
Assignee
1
OLD QUARRY ROAD
RIDEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09078873
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDEFIELD, CT 06877-4108
Assignment: 598
Reel/Frame:009281/0463   Pages: 4
Recorded: 06/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/15/1998
2
Exec Dt:
06/15/1998
3
Exec Dt:
06/18/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09103884
Correspondence name and address
FISH & RICHARDSON P.C.
JOE D. HULETT
ONE RIVERWAY
SUITE 1200
HOUSTON, TX 77056
Assignment: 599
Reel/Frame:009287/0219   Pages: 4
Recorded: 06/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/22/1998
2
Exec Dt:
06/22/1998
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09102719
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 600
Reel/Frame:009300/0403   Pages: 3
Recorded: 07/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/23/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09049958
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
WAYNE T. KANAK, MANAGER
INTELLECTUAL PROPERTY LAW AND CONTRACTS
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Page 6 of 106

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