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Patent Assignment Assignor Details
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Assignor Name : JOHNSON, ASHLEY B.
Total Assignments: 6
Assignment: 1
Reel/Frame:012104/0115   Pages: 11
Recorded: 08/21/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/09/2001
2
Exec Dt:
07/21/2001
3
Exec Dt:
07/08/2001
4
Exec Dt:
07/06/2001
5
Exec Dt:
08/08/2001
6
Exec Dt:
08/08/2001
7
Exec Dt:
07/10/2001
8
Exec Dt:
08/09/2001
9
Exec Dt:
07/05/2001
Assignee
1
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09797209
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 2
Reel/Frame:013568/0331   Pages: 12
Recorded: 12/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/09/2002
2
Exec Dt:
09/12/2002
3
Exec Dt:
09/19/2002
4
Exec Dt:
12/06/2002
Assignee
1
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316614
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 3
Reel/Frame:018829/0194   Pages: 6
Recorded: 01/31/2007
Attorney Dkt #:57.0756
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/26/2006
Assignee
1
300 SCHLUMBERGER DRIVE
LEGAL DEPARTMENT
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11550875
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
LEGAL DEPARTMENT
ROSHARON, TX 77583
Assignment: 4
Reel/Frame:018903/0871   Pages: 7
Recorded: 02/20/2007
Attorney Dkt #:68.0624
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/15/2007
2
Exec Dt:
02/15/2007
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11674796
Correspondence name and address
JANICE ALVERSON
14910 AIRLINE ROAD
BUILDING 20
ROSHARON, TX 77583
Assignment: 5
Reel/Frame:021013/0364   Pages: 10
Recorded: 05/29/2008
Attorney Dkt #:19.0472
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/06/2008
2
Exec Dt:
05/06/2008
3
Exec Dt:
05/09/2008
4
Exec Dt:
05/07/2008
5
Exec Dt:
05/05/2008
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12113539
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 6
Reel/Frame:022620/0620   Pages: 9
Recorded: 04/30/2009
Attorney Dkt #:19.0483CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/18/2009
2
Exec Dt:
02/18/2009
3
Exec Dt:
02/18/2009
4
Exec Dt:
02/19/2009
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12364372
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478

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