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Patent Assignment Assignor Details
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Assignor Name : WALTON, IAN C.
Total Assignments: 10
Assignment: 1
Reel/Frame:011302/0187   Pages: 7
Recorded: 11/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROOKS, JAMES E.
Exec Dt:
08/01/2000
2
YANG, WENBO
Exec Dt:
08/01/2000
3
GROVE, BRENDEN M.
Exec Dt:
08/01/2000
4
WALTON, IAN C.
Exec Dt:
08/01/2000
5
KOTHARI, MANISH
Exec Dt:
08/03/2000
6
BEHRMANN, LAWRENCE AL.
Exec Dt:
08/03/2000
7
FAYARD, ALFREDO
Exec Dt:
08/03/2000
8
MARKEL, DANIEL C.
Exec Dt:
08/02/2000
9
VORECK, WALLACE E.
Exec Dt:
07/27/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6554081
NONE
09620980
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PO BOX 1590
PATENT COUNSEL
ROSHARON, TEXAS 77583-1590
Assignment: 2
Reel/Frame:014529/0898   Pages: 8
Recorded: 04/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GROVE, BRENDEN M.
Exec Dt:
04/15/2004
2
BEHRMANN, LAWRENCE A.
Exec Dt:
04/16/2004
3
WALTON, IAN C.
Exec Dt:
04/16/2004
4
KNEISL, PHILIP
Exec Dt:
04/15/2004
5
WERNER, ANDREW T.
Exec Dt:
04/14/2004
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7121340
US20050236183
10709250
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 3
Reel/Frame:014683/0595   Pages: 4
Recorded: 06/03/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WALTON, IAN C.
Exec Dt:
06/03/2004
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6732798
US20030089498
10316614
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
P.O. BOX 1590
ATTN: PATENT COUNSEL
ROSHARON, TX 77583-1590
Assignment: 4
Reel/Frame:015882/0685   Pages: 9
Recorded: 04/08/2005
Attorney Dkt #:22.1558
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, FRANK F.
Exec Dt:
03/18/2005
2
BEHRMANN, LAWRENCE A.
Exec Dt:
04/08/2005
3
WALTON, IAN C.
Exec Dt:
03/18/2005
4
CHAN, KENG SENG
Exec Dt:
03/17/2005
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7451819
US20050167108
10907148
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 5
Reel/Frame:016497/0974   Pages: 6
Recorded: 09/06/2005
Attorney Dkt #:22.1570
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GROVE, BRENDEN M.
Exec Dt:
08/31/2005
2
WALTON, IAN C.
Exec Dt:
08/31/2005
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8126646
US20070050144
11162195
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 6
Reel/Frame:017571/0619   Pages: 9
Recorded: 05/04/2006
Attorney Dkt #:22.1599
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WALTON, IAN C.
Exec Dt:
01/16/2006
2
STILL, JOHN W.
Exec Dt:
02/06/2006
3
FAYARD, ALFREDO
Exec Dt:
01/12/2006
4
WOODBURN, CHARLES
Exec Dt:
01/18/2006
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7748457
US20070163775
11306869
Correspondence name and address
RHONDA J. SMITH
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 7
Reel/Frame:017852/0844   Pages: 7
Recorded: 06/27/2006
Attorney Dkt #:22.1608
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WALTON, IAN C.
Exec Dt:
06/27/2006
2
GROVE, BRENDEN M.
Exec Dt:
06/27/2006
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8726809
US20070295235
11426802
Correspondence name and address
VIRGINIA SOLIS
14910 AIRLINE ROAD
BLDG. 20
ROSHARON, TX 77583
Assignment: 8
Reel/Frame:018111/0462   Pages: 9
Recorded: 08/15/2006
Attorney Dkt #:22.1591
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERNER, ANDREW T.
Exec Dt:
08/10/2006
2
WALTON, IAN C.
Exec Dt:
08/11/2006
3
GROVE, BRENDEN M.
Exec Dt:
08/08/2006
4
KNEISL, PHILIP
Exec Dt:
08/08/2006
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070107899
11464632
Correspondence name and address
RHONDA J. SMITH
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 9
Reel/Frame:020263/0127   Pages: 5
Recorded: 12/18/2007
Attorney Dkt #:22.1630
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WALTON, IAN C.
Exec Dt:
12/13/2007
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7712532
US20090151952
11958690
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 10
Reel/Frame:033594/0473   Pages: 13
Recorded: 08/22/2014
Attorney Dkt #:122.0072-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DURRANI, JAVAID
Exec Dt:
03/05/2012
2
ERKAL, ALPAY
Exec Dt:
03/06/2012
3
GAMERO-DIAZ, HELENA
Exec Dt:
01/24/2012
4
LIU, XICAI
Exec Dt:
04/30/2014
5
THIERCELIN, MARC JEAN
Exec Dt:
08/31/2013
6
WALTON, IAN C.
Exec Dt:
06/01/2012
7
XU, WENYUE
Exec Dt:
01/27/2012
8
ZHAO, RUHAO
Exec Dt:
01/24/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10428626
US20120239363
13275118
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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