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Patent Assignment Assignor Details
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Assignor Name : PIROVOLOU, DIMITRIOS
Total Assignments: 6
Assignment: 1
Reel/Frame:013090/0254   Pages: 4
Recorded: 09/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/11/2002
2
Exec Dt:
09/11/2002
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10065080
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 2
Reel/Frame:015383/0743   Pages: 6
Recorded: 05/28/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/12/2004
2
Exec Dt:
03/15/2004
3
Exec Dt:
03/04/2004
4
Exec Dt:
03/09/2004
5
Exec Dt:
03/08/2004
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10708406
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 3
Reel/Frame:022361/0436   Pages: 8
Recorded: 03/08/2009
Attorney Dkt #:304203.82424(JMS/BRL)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/03/2009
2
Exec Dt:
02/24/2009
3
Exec Dt:
02/17/2009
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12354524
Correspondence name and address
BRIAN R. LANDRY
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02143
Assignment: 4
Reel/Frame:025187/0724   Pages: 8
Recorded: 10/25/2010
Attorney Dkt #:19.0682
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/29/2010
2
Exec Dt:
07/29/2010
3
Exec Dt:
10/25/2010
Assignee
1
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12845815
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 5
Reel/Frame:024913/0005   Pages: 7
Recorded: 08/31/2010
Attorney Dkt #:19.0696
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/30/2010
2
Exec Dt:
08/31/2010
Assignee
1
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12871197
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 6
Reel/Frame:050587/0867   Pages: 3
Recorded: 10/01/2019
Attorney Dkt #:18416-81
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/25/2019
2
Exec Dt:
09/25/2019
3
Exec Dt:
09/27/2019
Assignee
1
NO 6, 3RD FLOOR, QWOMAR TRADING BUILDING
P.O. BOX 875
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16403107
Correspondence name and address
RAYMOND R. FERRERA
1221 MCKINNEY STREET
SUITE 4400
HOUSTON, TX 77010

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