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Patent Assignment Assignor Details
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Assignor Name : RATANASIRIGULCHAI, WANCHAI
Total Assignments: 3
Assignment: 1
Reel/Frame:013187/0019   Pages: 12
Recorded: 08/13/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/2002
2
Exec Dt:
07/12/2002
3
Exec Dt:
07/15/2002
4
Exec Dt:
07/24/2002
5
Exec Dt:
07/31/2002
6
Exec Dt:
08/06/2002
7
Exec Dt:
08/05/2002
8
Exec Dt:
08/01/2002
9
Exec Dt:
07/12/2002
10
Exec Dt:
07/31/2002
Assignee
1
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10133755
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 2
Reel/Frame:014710/0310   Pages: 4
Recorded: 05/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/08/2004
2
Exec Dt:
04/30/2004
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10709491
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 3
Reel/Frame:015045/0176   Pages: 6
Recorded: 07/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/2004
2
Exec Dt:
07/07/2004
3
Exec Dt:
07/06/2004
4
Exec Dt:
07/06/2004
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10710564
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590

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