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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : ALLENSWORTH, DAVID CARTER
Total Assignments: 7
Assignment: 1
Reel/Frame:009239/0889   Pages: 2
Recorded: 06/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/02/1998
Assignee
1
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
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NONE
09093126
Correspondence name and address
WESTERN ATLAS INTERNATIONAL, INC.
E. EUGENE THIGPEN
10205 WESTHEIMER ROAD
HOUSTON, TX 77042
Assignment: 2
Reel/Frame:017375/0866   Pages: 3
Recorded: 12/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/05/2005
2
Exec Dt:
10/06/2005
Assignee
1
1646 W. SAM HOUSTON PARKWAY N.
HOUSTON, TEXAS 77429
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11243535
Correspondence name and address
ELIZABETH R. HALL
1722 MARYLAND
HOUSTON, TX 77006
Assignment: 3
Reel/Frame:017003/0500   Pages: 3
Recorded: 11/10/2005
Attorney Dkt #:OCEN-P001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/06/2005
2
Exec Dt:
10/06/2005
Assignee
1
1646 W. SAM HOUSTON PARKWAY N.
HOUSTON, TEXAS 77429
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11243535
Correspondence name and address
ELIZABETH R. HALL
1722 MARYLAND
HOUSTON, TX 77006
Assignment: 4
Reel/Frame:017630/0784   Pages: 3
Recorded: 02/28/2006
Attorney Dkt #:OCEN-P002US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/24/2006
Assignee
1
1646 W. SAM HOUSTON PARKWAY N.
HOUSTON, TEXAS 77429
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11244465
Correspondence name and address
ELIZABETH R. HALL
1722 MARYLAND
HOUSTON, TX 77006
Assignment: 5
Reel/Frame:028935/0430   Pages: 6
Recorded: 09/11/2012
Attorney Dkt #:IS11.0439-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/21/2012
2
Exec Dt:
08/24/2012
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13484683
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 6
Reel/Frame:032674/0832   Pages: 5
Recorded: 04/15/2014
Attorney Dkt #:IS12.2100-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/24/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13961063
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:036663/0348   Pages: 6
Recorded: 09/26/2015
Attorney Dkt #:IS13.3027-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/03/2015
2
Exec Dt:
03/10/2015
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14778298
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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