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Patent Assignment Assignor Details
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Assignor Name : VEMBUSUBRAMANIAN, MUTHUSAMY
Total Assignments: 6
Assignment: 1
Reel/Frame:019034/0947   Pages: 8
Recorded: 03/20/2007
Attorney Dkt #:60.1642 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/16/2007
2
Exec Dt:
01/16/2007
3
Exec Dt:
01/12/2007
4
Exec Dt:
01/23/2007
5
Exec Dt:
01/15/2007
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11616591
Correspondence name and address
VINCENT P. LOCCISANO
ONE HAMPSHIRE STREET
SCHLUMBERGER-DOLL RESEARCH
CAMBRIDGE, MA 02139
Assignment: 2
Reel/Frame:021295/0695   Pages: 10
Recorded: 07/25/2008
Attorney Dkt #:60.1829 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/19/2008
2
Exec Dt:
07/22/2008
3
Exec Dt:
06/04/2008
4
Exec Dt:
05/20/2008
5
Exec Dt:
05/21/2008
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12121325
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 3
Reel/Frame:021296/0331   Pages: 10
Recorded: 07/25/2008
Attorney Dkt #:60.1828 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/19/2008
2
Exec Dt:
07/22/2008
3
Exec Dt:
06/04/2008
4
Exec Dt:
05/20/2008
5
Exec Dt:
05/21/2008
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12121311
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 4
Reel/Frame:021296/0360   Pages: 10
Recorded: 07/25/2008
Attorney Dkt #:60.1830 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/19/2008
2
Exec Dt:
07/22/2008
3
Exec Dt:
06/04/2008
4
Exec Dt:
07/22/2008
5
Exec Dt:
05/21/2008
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12121330
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 5
Reel/Frame:021296/0432   Pages: 10
Recorded: 07/25/2008
Attorney Dkt #:60.1815 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/19/2008
2
Exec Dt:
07/22/2008
3
Exec Dt:
06/04/2008
4
Exec Dt:
05/20/2008
5
Exec Dt:
05/21/2008
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12121302
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 6
Reel/Frame:056786/0308   Pages: 10
Recorded: 07/08/2021
Attorney Dkt #:IS18.0777-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/01/2019
2
Exec Dt:
03/27/2019
3
Exec Dt:
03/28/2019
4
Exec Dt:
04/01/2019
5
Exec Dt:
03/27/2019
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17421406
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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