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Patent Assignment Assignor Details
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Assignor Name : NIGHSWANDER, JOHN
Total Assignments: 7
Assignment: 1
Reel/Frame:014089/0748   Pages: 10
Recorded: 05/21/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/08/2003
2
Exec Dt:
01/06/2003
3
Exec Dt:
12/16/2002
4
Exec Dt:
12/20/2002
5
Exec Dt:
12/09/2002
6
Exec Dt:
12/09/2002
7
Exec Dt:
12/09/2002
8
Exec Dt:
12/09/2002
9
Exec Dt:
12/13/2002
Assignee
1
36 OLD QUARRY ROAD
IP LAW DEPARTMENT
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10309850
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
JODY LYNN DESTEFANIS
36 OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 2
Reel/Frame:021349/0432   Pages: 7
Recorded: 08/06/2008
Attorney Dkt #:31215039.000004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/17/2008
2
Exec Dt:
07/17/2008
3
Exec Dt:
07/14/2008
4
Exec Dt:
06/10/2008
5
Exec Dt:
06/12/2008
Assignee
1
16115 PARK ROW, SUITE 150
HOUSTON, TEXAS 77084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12129401
Correspondence name and address
VALERIE K. FRIEDRICH, PH.D.
711 LOUISIANA, SUITE 3400
HOUSTON, TX 77002
Assignment: 3
Reel/Frame:021475/0757   Pages: 6
Recorded: 09/03/2008
Attorney Dkt #:31215039.000005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/11/2008
2
Exec Dt:
07/21/2008
3
Exec Dt:
07/21/2008
4
Exec Dt:
08/11/2008
Assignee
1
16115 PARK ROW, SUITE 150
HOUSTON, TEXAS 77084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12168520
Correspondence name and address
VALERIE K. FRIEDRICH, PH.D.
711 LOUISIANA, SUITE 3400
HOUSTON, TX 77002
Assignment: 4
Reel/Frame:024836/0148   Pages: 10
Recorded: 08/13/2010
Attorney Dkt #:20.3105
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/10/2010
2
Exec Dt:
04/14/2010
3
Exec Dt:
08/09/2010
4
Exec Dt:
04/19/2010
5
Exec Dt:
04/16/2010
Assignee
1
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12682289
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 5
Reel/Frame:025666/0754   Pages: 20
Recorded: 01/20/2011
Attorney Dkt #:MESCH-0002-X
Conveyance: SECURITY AGREEMENT
Assignors
1
Exec Dt:
12/22/2010
2
Exec Dt:
12/22/2010
3
Exec Dt:
12/22/2010
Assignee
1
3805 E. BROADWAY BLVD.
MAIN OFFICE
TUCSON, ARIZONA 85716
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
08387136
 
NONE
08387136
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
2200 CLARENDON BLVD.
#1400
ARLINGTON, VA 22201
Assignment: 6
Reel/Frame:027003/0723   Pages: 9
Recorded: 10/03/2011
Attorney Dkt #:21.1972 US ASSIGNEMNT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/12/2011
2
Exec Dt:
09/02/2011
3
Exec Dt:
09/01/2011
4
Exec Dt:
09/02/2011
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13194931
Correspondence name and address
SCHLUMBERGER - COE
WESTERNGECO 10001 RICHMOND AVE.
ROOM 3028
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:061811/0708   Pages: 12
Recorded: 11/17/2022
Attorney Dkt #:IS18.1394-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/20/2022
2
Exec Dt:
04/28/2022
3
Exec Dt:
11/08/2022
4
Exec Dt:
04/15/2022
5
Exec Dt:
04/20/2022
6
Exec Dt:
04/20/2022
7
Exec Dt:
01/12/2021
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17755090
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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