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Patent Assignment Assignee Details
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Page 7 of 106

Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION
Total Assignments: 10511
Assignment: 601
Reel/Frame:010010/0326   Pages: 4
Recorded: 07/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/1998
2
Exec Dt:
06/26/1998
3
Exec Dt:
06/26/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09011938
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL - DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 602
Reel/Frame:009296/0188   Pages: 3
Recorded: 07/01/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/29/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09108674
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
DAN C. HU
8550 KATY FREEWAY
SUITE 128
HOUSTON, TEXAS 77024
Assignment: 603
Reel/Frame:009341/0034   Pages: 5
Recorded: 07/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/01/1998
2
Exec Dt:
07/01/1998
3
Exec Dt:
06/16/1998
4
Exec Dt:
06/29/1998
Assignee
1
P.O. BOX 2175, 110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09096320
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL, P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 604
Reel/Frame:009350/0051   Pages: 4
Recorded: 07/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/02/1998
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08191127
Correspondence name and address
GEOQUEST,
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 605
Reel/Frame:009318/0338   Pages: 4
Recorded: 07/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/07/1998
2
Exec Dt:
06/25/1998
3
Exec Dt:
06/29/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09056914
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICKI, JR.
PATENT COUNSEL, DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 606
Reel/Frame:009333/0096   Pages: 4
Recorded: 07/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/08/1998
2
Exec Dt:
07/09/1998
3
Exec Dt:
07/10/1998
Assignee
1
8311 NORTH RR 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09115385
Correspondence name and address
GAIL M. TAYLOR-RUSSELL, ESQ.
8810 BUSINESS PARK DRIVE
SUITE 100
AUSTIN, TX 78759
Assignment: 607
Reel/Frame:010110/0407   Pages: 3
Recorded: 07/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/08/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09011938
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
TRICIA E. VAN HOOSER
DOWELL INTELLECTUAL PROPERTY DEPT.
110 SCHLUMBERGER DRIVE, MD 110-1
SUGAR LAND, TEXAS 77478
Assignment: 608
Reel/Frame:009316/0673   Pages: 3
Recorded: 07/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/15/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09116018
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 609
Reel/Frame:009366/0825   Pages: 3
Recorded: 08/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/16/1998
2
Exec Dt:
07/16/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09019962
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
WAYNE I. KANAK
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 610
Reel/Frame:009337/0609   Pages: 3
Recorded: 07/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/22/1998
2
Exec Dt:
07/22/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09121133
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
FRED G. PRUNER, JR.
8550 KATY FREEWAY, SUITE 128
HOUSTON, TEXAS 77024
Assignment: 611
Reel/Frame:009412/0762   Pages: 4
Recorded: 07/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/22/1998
2
Exec Dt:
07/20/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09123968
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOWELL DIVISION
110 SCHLUMBERGER DRIVE
MAIL DROP 1975
SUGAR LAND, TX 77478
Assignment: 612
Reel/Frame:009485/0129   Pages: 5
Recorded: 09/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/28/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09098280
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Assignment: 613
Reel/Frame:009353/0983   Pages: 4
Recorded: 07/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/30/1998
2
Exec Dt:
07/30/1998
3
Exec Dt:
07/30/1998
Assignee
1
P.O. BOX 2175, HOUSTON, TEXAS 77252-2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09126513
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 614
Reel/Frame:009478/0936   Pages: 3
Recorded: 09/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/30/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08700720
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
THERESA M. EVENBLY
PATENT COUNSEL - DOWELL DIVISION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 615
Reel/Frame:009435/0945   Pages: 3
Recorded: 09/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09120602
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
OLD QUARRY ROAD
INTELLECTUAL PROPERTY LAW DEPARTMENT
RIDGEFIELD, CT 06877-4108
Assignment: 616
Reel/Frame:009387/0934   Pages: 5
Recorded: 08/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/04/1998
2
Exec Dt:
08/04/1998
3
Exec Dt:
08/06/1998
4
Exec Dt:
08/04/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09132917
Correspondence name and address
SPECKMAN PAULEY PETERSEN & FEJER
KEVIN D. ERICKSON
2800 WEST HIGGINS ROAD
SUITE 365
HOFFMANN ESTATES, IL 60195
Assignment: 617
Reel/Frame:009407/0219   Pages: 5
Recorded: 08/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/04/1998
2
Exec Dt:
08/04/1998
3
Exec Dt:
08/04/1998
4
Exec Dt:
08/04/1998
Assignee
1
110 SCHLUMBEGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09128951
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID SEWELL
PATENT COUNSEL
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Assignment: 618
Reel/Frame:009476/0570   Pages: 3
Recorded: 09/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/04/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09107041
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL - DOWELL DIVISION
110 SCHLUMBERGER DRIVE
MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 619
Reel/Frame:009376/0990   Pages: 3
Recorded: 08/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/05/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09130250
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 620
Reel/Frame:009532/0698   Pages: 4
Recorded: 08/10/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/05/1998
2
Exec Dt:
08/05/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09034206
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID W. SEWELL, ESQ.
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TEXAS 77598
Assignment: 621
Reel/Frame:009408/0724   Pages: 4
Recorded: 08/19/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/10/1998
Assignee
1
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09136599
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
Assignment: 622
Reel/Frame:009384/0654   Pages: 3
Recorded: 08/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/13/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, NEW JERSEY 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09133234
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 623
Reel/Frame:009395/0617   Pages: 3
Recorded: 08/17/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/13/1998
2
Exec Dt:
08/13/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09085274
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 624
Reel/Frame:009677/0863   Pages: 3
Recorded: 01/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/13/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09129656
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES/SPC
WAYNE I. KANAK
200 GILLINGHAM LANE, MD 200-9
SUGAR LAND, TX 77478
Assignment: 625
Reel/Frame:009796/0343   Pages: 4
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/17/1998
2
Exec Dt:
08/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09135774
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
WAYNE I. KANAK
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 626
Reel/Frame:009433/0759   Pages: 5
Recorded: 08/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/20/1998
2
Exec Dt:
08/23/1998
Assignee
1
P.O. BOX 2175, HOUSTON, TX 77252-2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09089834
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
GORDON G. WAGGETT
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 627
Reel/Frame:009562/0029   Pages: 4
Recorded: 10/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/20/1998
2
Exec Dt:
08/24/1998
3
Exec Dt:
08/28/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09127023
Correspondence name and address
PAYNE, LUNDEEN, D'AMBROSIO & ARSIMENDI
A.M. (ANDY) ARISMENDI, JR.
1700 WEST LOOP SOUTH, SUITE 1230
HOUSTON, TEXAS 77027-3008
Assignment: 628
Reel/Frame:009435/0811   Pages: 5
Recorded: 08/31/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/24/1998
2
Exec Dt:
08/24/1998
3
Exec Dt:
08/24/1998
4
Exec Dt:
08/24/1998
5
Exec Dt:
08/24/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08921971
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES, MD 200-9
WAYNE KANAK, MANAGER
INTELLECTUAL PROPERTY LAW AND CONTRACTS
200 GILLINGHAM LN.
SUGAR LAND, TX 77478
Assignment: 629
Reel/Frame:009421/0361   Pages: 4
Recorded: 08/25/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/25/1998
2
Exec Dt:
08/25/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09139828
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 630
Reel/Frame:009796/0243   Pages: 4
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/09/1998
2
Exec Dt:
09/10/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09148013
Correspondence name and address
INT. PROPERTY LAW AND CONTRACTS
SUGAR LAND PRODUCT CENTER
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 631
Reel/Frame:009485/0134   Pages: 5
Recorded: 09/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/14/1998
2
Exec Dt:
09/14/1998
3
Exec Dt:
09/15/1998
4
Exec Dt:
09/15/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09098280
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
P.O. BOX 1590
ROSHARON, TX 77583
Assignment: 632
Reel/Frame:009486/0215   Pages: 3
Recorded: 09/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/16/1998
2
Exec Dt:
09/17/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09121192
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL, ESQ.
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77598
Assignment: 633
Reel/Frame:009481/0919   Pages: 3
Recorded: 09/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09159131
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 634
Reel/Frame:009498/0325   Pages: 4
Recorded: 10/01/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/18/1998
2
Exec Dt:
10/01/1998
3
Exec Dt:
09/18/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09122451
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
THERESA M. EVENBLY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 635
Reel/Frame:009517/0703   Pages: 3
Recorded: 10/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/30/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09168800
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
FRED G. PRUNER, JR.
8554 KATY FREEWAY, SUITE 100
HOUSTON, TEXAS 77024
Assignment: 636
Reel/Frame:010109/0180   Pages: 6
Recorded: 07/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/06/1998
2
Exec Dt:
06/22/1999
Assignees
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
2
WENZEL-JAKSCH-STR. 31
WIESBADEN, GERMANY D-651
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09116520
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 637
Reel/Frame:009616/0284   Pages: 4
Recorded: 11/25/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/07/1998
2
Exec Dt:
10/09/1998
3
Exec Dt:
10/16/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09156908
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 638
Reel/Frame:009524/0325   Pages: 3
Recorded: 10/19/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/19/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09174583
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 639
Reel/Frame:009796/0333   Pages: 3
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/20/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09176085
Correspondence name and address
SUGAR LAND PRODUCT CENTER
WAYNE L. KANAK
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 640
Reel/Frame:009551/0866   Pages: 3
Recorded: 10/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/22/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09177400
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
DAN C. HU
8554 KATY FREEWAY, SUITE 100
HOUSTON, TEXAS 77024
Assignment: 641
Reel/Frame:009548/0083   Pages: 6
Recorded: 10/27/1998
Conveyance: INVALID RECORDING. SEE DOCUMENT RECORDED AT REEL 011018, FRAME 0103. (RE-RECORDED TO CORRECT THE SERIAL NUMBER ERRONEOUSLY ASSIGNED BY THE PATENT AND TRADEMARK OFFICE)
Assignors
1
Exec Dt:
10/23/1998
2
Exec Dt:
10/26/1998
3
Exec Dt:
10/07/1998
4
Exec Dt:
10/07/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09179511
Correspondence name and address
SCHLUMBERGER PERFORATING & TESTING
DAVID E. SEWELL
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TX 77583
Assignment: 642
Reel/Frame:011018/0103   Pages: 6
Recorded: 10/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/23/1998
2
Exec Dt:
10/26/1998
3
Exec Dt:
10/07/1998
4
Exec Dt:
10/07/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09179511
Correspondence name and address
SCHLUMBER PERFORATING & TESTING
DAVID E. SEWELL
PO BOX 1590
1490 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 643
Reel/Frame:009551/0159   Pages: 4
Recorded: 10/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/26/1998
2
Exec Dt:
10/26/1998
Assignee
1
1100 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09179507
Correspondence name and address
SCHLUMBERGER PERFORATING & TESTING
DAVID E. SEWELL
14910 AIRLINE ROAD
PO BOX 1590
ROSHARON, TX 77583-1590
Assignment: 644
Reel/Frame:009565/0975   Pages: 3
Recorded: 11/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/26/1998
2
Exec Dt:
10/22/1998
3
Exec Dt:
10/22/1998
Assignee
1
P.O. BOX 200015
8311 NORTH R.R. 620
AUSTIN, TEXAS 78720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09163075
Correspondence name and address
HOWARD L. SPEIGHT
TWO MEMORIAL CITY PLAZA
820 GESSNER, STE. 1360
HOUSTON, TX 77024
Assignment: 645
Reel/Frame:009572/0984   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1998
2
Exec Dt:
11/04/1998
3
Exec Dt:
11/04/1998
4
Exec Dt:
11/04/1998
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
HOUSTON, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09187130
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE, P.O. BOX 2175
HOUSTON, TEXAS 77478
Assignment: 646
Reel/Frame:009573/0063   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1998
2
Exec Dt:
11/04/1998
3
Exec Dt:
11/04/1998
4
Exec Dt:
11/04/1998
5
Exec Dt:
11/04/1998
6
Exec Dt:
11/04/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09186950
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 647
Reel/Frame:009573/0089   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1998
2
Exec Dt:
11/04/1998
3
Exec Dt:
11/04/1998
4
Exec Dt:
11/04/1998
5
Exec Dt:
11/04/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09186951
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 648
Reel/Frame:009573/0103   Pages: 4
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1998
2
Exec Dt:
11/04/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09186721
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 649
Reel/Frame:009799/0187   Pages: 3
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/05/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08971509
Correspondence name and address
MANAGER, IPL&C
WAYNE I. KANAK
SUGAR LAND PRODUCT CENTER
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 650
Reel/Frame:009593/0020   Pages: 3
Recorded: 11/17/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/11/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09193772
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL
INTELLECTUAL PROPERTY DEPT.
14910 AIRLINE RD., P.O. BOX 1590
ROSHARON, PA 77583-1590
Assignment: 651
Reel/Frame:009608/0198   Pages: 3
Recorded: 11/17/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/11/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09193444
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL
INTELLECTUAL PROPERTY DEPARTMENT
14910 AIRLINE ROAD, PO BOX 1590
ROSHARON, TX 77583-1590
Assignment: 652
Reel/Frame:009952/0660   Pages: 3
Recorded: 05/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/11/1998
2
Exec Dt:
12/04/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09180787
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 653
Reel/Frame:009597/0696   Pages: 4
Recorded: 11/18/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/1998
2
Exec Dt:
11/12/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09193987
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL
INTELLECTUAL PROPERTY DEPT., PO BOX 1590
14910 AIRLINE ROAD
ROSHARON, TX 77583-1590
Assignment: 654
Reel/Frame:009598/0666   Pages: 4
Recorded: 11/18/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/1998
2
Exec Dt:
11/12/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09193962
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL
INTELLECTUAL PROPERTY DEPT.
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 655
Reel/Frame:009838/0629   Pages: 5
Recorded: 03/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/1998
2
Exec Dt:
01/21/1999
3
Exec Dt:
01/21/1999
4
Exec Dt:
11/13/1998
5
Exec Dt:
11/13/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09195011
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
FRED G. PRUNNER, JR.
8554 KATY FREEWAY, SUITE 100
HOUSTON, TX 77024
Assignment: 656
Reel/Frame:009599/0822   Pages: 5
Recorded: 11/19/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/16/1998
2
Exec Dt:
11/16/1998
3
Exec Dt:
11/18/1998
4
Exec Dt:
11/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09196278
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
P.O. BOX 4610
SUGAR LAND, TX 77478
Assignment: 657
Reel/Frame:009757/0262   Pages: 5
Recorded: 02/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/16/1998
2
Exec Dt:
11/16/1998
3
Exec Dt:
11/26/1998
4
Exec Dt:
11/09/1998
5
Exec Dt:
11/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09196277
Correspondence name and address
SCHLUMBEGER TECHNOLOGY CORPORATION
PATENT COUNSEL, DOWELL INTELLECTUAL
PROPERTY LAW DEPARTMENT
110 SCHLUMBERGER DRIVE, MAIL DROP 1
SUGAR LAND, TEXAS 77478
Assignment: 658
Reel/Frame:009615/0356   Pages: 3
Recorded: 11/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/17/1998
2
Exec Dt:
11/17/1998
Assignee
1
8311 NORTH RR 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09196796
Correspondence name and address
GAIL M. TAYLOR-RUSSELL, ESQ.
8810 BUSINESS PARK DRIVE
SUITE 100
AUSTIN, TX 78759
Assignment: 659
Reel/Frame:009617/0895   Pages: 3
Recorded: 12/07/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/17/1998
2
Exec Dt:
11/17/1998
3
Exec Dt:
11/17/1998
4
Exec Dt:
11/17/1998
5
Exec Dt:
11/13/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09179146
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 660
Reel/Frame:009687/0720   Pages: 3
Recorded: 01/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08750187
Correspondence name and address
FULBRIGHT & JAWORSKI LLP
MARY ANNE SCHOFIELD
666 FIFTH AVENUE
NEW YORK, NY 10103
Assignment: 661
Reel/Frame:010262/0506   Pages: 4
Recorded: 09/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/17/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08750187
Correspondence name and address
FULBRIGHT & JAWORSKI L.L.P.
MARY ANNE SCHOFIELD
666 FIFTH AVENUE
NEW YORK, NY 10103
Assignment: 662
Reel/Frame:009606/0605   Pages: 3
Recorded: 11/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/20/1998
2
Exec Dt:
11/20/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09197973
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DAVID E. SEWELL, IP DEPARTMENT
14910 AIRLINE DRIVE
PO BOX 1590
ROSHARON, TX 77583-1590
Assignment: 663
Reel/Frame:009630/0162   Pages: 3
Recorded: 11/24/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/20/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09198437
Correspondence name and address
SCHLUMBERGER PERFORATING & TESTING
CENTER
JONATHAN P. OSHA, PATENT COUNSEL
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TX 77583
Assignment: 664
Reel/Frame:009610/0900   Pages: 3
Recorded: 11/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/23/1998
2
Exec Dt:
11/23/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09198674
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 665
Reel/Frame:009635/0643   Pages: 6
Recorded: 11/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/24/1998
2
Exec Dt:
10/14/1998
3
Exec Dt:
10/14/1998
Assignee
1
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09150822
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 666
Reel/Frame:009651/0249   Pages: 4
Recorded: 11/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/26/1998
2
Exec Dt:
11/26/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09201360
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 667
Reel/Frame:009634/0119   Pages: 5
Recorded: 12/10/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/27/1998
2
Exec Dt:
12/01/1998
3
Exec Dt:
12/03/1998
4
Exec Dt:
12/07/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09189025
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 668
Reel/Frame:009937/0043   Pages: 6
Recorded: 12/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/1998
2
Exec Dt:
12/08/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09203301
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
110 SCHLUMBERGER DRIVE
DOWELL DIVISION
SUGAR LAND, TEXAS 77478
Assignment: 669
Reel/Frame:009655/0526   Pages: 8
Recorded: 12/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/02/1998
2
Exec Dt:
12/03/1998
3
Exec Dt:
12/07/1998
4
Exec Dt:
12/04/1998
5
Exec Dt:
12/07/1998
6
Exec Dt:
11/30/1998
Assignee
1
8311 NORTH RR 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09210975
Correspondence name and address
GAIL M TAYLOR-RUSSELL, ESQ.
8810 BUSINESS PARK DRIVE, SUITE 100
AUSTIN, TEXAS 78759
Assignment: 670
Reel/Frame:009721/0275   Pages: 3
Recorded: 01/25/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/02/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09198535
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 671
Reel/Frame:009644/0266   Pages: 4
Recorded: 12/11/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/1998
2
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09210038
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL, DOWELL DIVISION
110 SCHLUMBERGER DRIVE
MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 672
Reel/Frame:009644/0661   Pages: 4
Recorded: 12/11/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/1998
2
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09210484
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL, DOWELL DIVISION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 673
Reel/Frame:009805/0058   Pages: 3
Recorded: 03/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/1998
2
Exec Dt:
12/03/1998
3
Exec Dt:
12/03/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09204447
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 674
Reel/Frame:009916/0004   Pages: 3
Recorded: 04/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/1998
2
Exec Dt:
12/03/1998
3
Exec Dt:
12/03/1998
4
Exec Dt:
12/03/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09198535
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROL
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 675
Reel/Frame:010206/0119   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06563137
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TX 77478
Assignment: 676
Reel/Frame:010206/0864   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06451538
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TEXAS 77478
Assignment: 677
Reel/Frame:010206/0971   Pages: 2
Recorded: 09/03/1999
Conveyance: MORTGAGE (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06566199
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TX 77478
Assignment: 678
Reel/Frame:010206/0973   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06694379
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TX 77478
Assignment: 679
Reel/Frame:010206/0984   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06480334
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TEXAS 77478
Assignment: 680
Reel/Frame:010206/0986   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06452709
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUG Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TX 77478
Assignment: 681
Reel/Frame:010216/0190   Pages: 2
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06566198
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
DOUG Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-110-1
SUGAR LAND, TX 77478
Assignment: 682
Reel/Frame:009623/0765   Pages: 4
Recorded: 12/04/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/04/1998
2
Exec Dt:
12/04/1998
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09205965
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 683
Reel/Frame:010401/0730   Pages: 3
Recorded: 03/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/11/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09210520
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
WAYNE I. KANAK
PATENT COUNSEL
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 684
Reel/Frame:009720/0538   Pages: 4
Recorded: 01/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/1998
2
Exec Dt:
01/12/1999
Assignee
1
P.O. BOX 4610, HOUSTON, TEXAS 77210-4610
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09216420
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOWELL DIVISION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 685
Reel/Frame:009749/0235   Pages: 3
Recorded: 02/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/06/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09243401
Correspondence name and address
DAVID E. SEWELL
14910 AIRLINE ROAD
PO BOX 1590
ROSHARON, TX 77583-1590
Assignment: 686
Reel/Frame:010013/0310   Pages: 3
Recorded: 06/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/08/1999
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09198715
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 687
Reel/Frame:010363/0076   Pages: 5
Recorded: 09/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/18/1999
2
Exec Dt:
01/18/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09230302
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DOUGLAS Y'BARBO
DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TEXAS 77478
Assignment: 688
Reel/Frame:009741/0226   Pages: 7
Recorded: 01/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/21/1999
2
Exec Dt:
01/22/1999
3
Exec Dt:
01/25/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09240955
Correspondence name and address
TROP, PRUNER, HU & MILES, P.C.
DAN C. HU
8554 KATY FREEWAY, SUITE 100
HOUSTON, TX 77024
Assignment: 689
Reel/Frame:009801/0930   Pages: 3
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/25/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09226345
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
STEVEN L. CHRISTIAN
SUGAR LAND PRODUCT CENTER
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 690
Reel/Frame:010030/0931   Pages: 3
Recorded: 06/18/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/25/1999
2
Exec Dt:
01/25/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09209912
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFERY E. GRIFFIN
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77478
Assignment: 691
Reel/Frame:009868/0613   Pages: 4
Recorded: 04/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/01/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09222023
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 692
Reel/Frame:009761/0674   Pages: 3
Recorded: 02/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/08/1999
Assignee
1
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09248457
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER PERFORATING & TESTING CTR.
BRIGITTE L. JEFFERY
14910 AIRLINE ROAD, P.O. BOX 1590
ROSHARON, TEXAS 77598
Assignment: 693
Reel/Frame:009763/0292   Pages: 3
Recorded: 02/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/10/1999
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09247834
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 694
Reel/Frame:009795/0507   Pages: 3
Recorded: 02/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/10/1999
2
Exec Dt:
02/10/1999
Assignee
1
P.O. BOX 200015
8311 NORTH R.R. 620
AUSTIN, TEXAS 78720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09228714
Correspondence name and address
HOWARD L. SPEIGHT
TWO MEMORIAL CITY PLAZA
820 GESSNER, SUITE 1360
HOUSTON, TEXAS 77024
Assignment: 695
Reel/Frame:010025/0408   Pages: 4
Recorded: 06/16/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/12/1999
Assignee
1
SUITE 1700
5599 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09253609
Correspondence name and address
JOHN H. BOUCHARD
5599 SAN FELIPE
SUITE 1700
HOUSTON, TX 77056-2722
Assignment: 696
Reel/Frame:009792/0810   Pages: 15
Recorded: 02/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/1999
2
Exec Dt:
02/16/1999
3
Exec Dt:
02/16/1999
4
Exec Dt:
02/16/1999
5
Exec Dt:
02/16/1999
6
Exec Dt:
02/16/1999
7
Exec Dt:
02/16/1999
8
Exec Dt:
02/16/1999
9
Exec Dt:
02/16/1999
10
Exec Dt:
02/22/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09256980
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VIEL, JR.
DOWELL DIVISION, PATENT COUNSEL
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 697
Reel/Frame:012540/0971   Pages: 15
Recorded: 01/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/1999
2
Exec Dt:
02/16/1999
3
Exec Dt:
02/16/1999
4
Exec Dt:
02/16/1999
5
Exec Dt:
02/16/1999
6
Exec Dt:
02/16/1999
7
Exec Dt:
02/16/1999
8
Exec Dt:
02/16/1999
9
Exec Dt:
02/16/1999
10
Exec Dt:
02/22/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10051842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
IP DEPT., WELL STIMULATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 698
Reel/Frame:009911/0993   Pages: 3
Recorded: 04/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/24/1999
2
Exec Dt:
02/24/1999
3
Exec Dt:
02/24/1999
4
Exec Dt:
02/24/1999
5
Exec Dt:
02/24/1999
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09243563
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 699
Reel/Frame:009799/0123   Pages: 4
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/25/1999
2
Exec Dt:
02/25/1999
Assignee
1
100 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08953897
Correspondence name and address
SUGAR LAND PRODUCT CENTER
SCHLUMBERGER OILFIELD SERVICES
STEVEN L. CHRISTIAN, MANAGER
200 GILLINGHAM LANE, IP LAW & CONTRACTS
SUGAR LAND, TX 77478
Assignment: 700
Reel/Frame:009864/0848   Pages: 3
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/02/1999
2
Exec Dt:
03/01/1999
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09255999
Correspondence name and address
SCHLUMBERGER - DOLL RESEARCH
DAVID GARROD
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Page 7 of 106

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