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Patent Assignment Assignor Details
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Assignor Name : BARMATOV, EVGENY
Total Assignments: 9
Assignment: 1
Reel/Frame:015335/0296   Pages: 3
Recorded: 05/14/2004
Attorney Dkt #:021269011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/10/2004
2
Exec Dt:
03/10/2004
3
Exec Dt:
03/10/2004
4
Exec Dt:
03/01/2004
5
Exec Dt:
03/01/2004
Assignee
1
416 MAETAN-DONG, YEONGTONG-GU
SUWON-SI, GYEONGGI-DO, KOREA, REPUBLIC OF 442-742
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10845297
Correspondence name and address
BURNS, DOANE, SWECKER ET AL.
CHARLES F. WIELAND III
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 2
Reel/Frame:023339/0081   Pages: 10
Recorded: 10/07/2009
Attorney Dkt #:57.0907 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/18/2009
2
Exec Dt:
08/19/2009
3
Exec Dt:
10/01/2009
4
Exec Dt:
09/25/2009
5
Exec Dt:
08/18/2009
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12539051
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 3
Reel/Frame:023549/0481   Pages: 7
Recorded: 11/20/2009
Attorney Dkt #:68.0894
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/19/2009
2
Exec Dt:
10/30/2009
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12622558
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
AUTREY BROWN
ROSHARON, TX 77583
Assignment: 4
Reel/Frame:025326/0605   Pages: 11
Recorded: 11/09/2010
Attorney Dkt #:57.0966 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/15/2010
2
Exec Dt:
10/11/2010
3
Exec Dt:
10/11/2010
4
Exec Dt:
10/05/2010
5
Exec Dt:
10/04/2010
6
Exec Dt:
10/05/2010
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12868188
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 5
Reel/Frame:025357/0932   Pages: 11
Recorded: 11/12/2010
Attorney Dkt #:57.0967 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/15/2010
2
Exec Dt:
10/11/2010
3
Exec Dt:
10/11/2010
4
Exec Dt:
10/05/2010
5
Exec Dt:
10/04/2010
6
Exec Dt:
10/05/2010
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12868201
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 6
Reel/Frame:025357/0943   Pages: 11
Recorded: 11/12/2010
Attorney Dkt #:57.0940 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/15/2010
2
Exec Dt:
10/11/2010
3
Exec Dt:
10/11/2010
4
Exec Dt:
10/05/2010
5
Exec Dt:
10/04/2010
6
Exec Dt:
10/05/2010
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12868177
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 7
Reel/Frame:025411/0702   Pages: 11
Recorded: 11/22/2010
Attorney Dkt #:57.0963 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/15/2010
2
Exec Dt:
10/11/2010
3
Exec Dt:
10/11/2010
4
Exec Dt:
10/05/2010
5
Exec Dt:
10/04/2010
6
Exec Dt:
10/05/2010
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12868165
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 8
Reel/Frame:034011/0851   Pages: 10
Recorded: 10/23/2014
Attorney Dkt #:IS14.9169-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/16/2014
2
Exec Dt:
10/21/2014
3
Exec Dt:
10/10/2014
4
Exec Dt:
10/16/2014
5
Exec Dt:
10/20/2014
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14470708
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 9
Reel/Frame:059110/0764   Pages: 8
Recorded: 02/28/2022
Attorney Dkt #:IS17.0790-US-PCT STC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/03/2019
2
Exec Dt:
06/03/2019
3
Exec Dt:
05/31/2019
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17053857
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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