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Patent Assignment Assignor Details
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Assignor Name : CHO, BRIAN W.
Total Assignments: 10
Assignment: 1
Reel/Frame:014490/0339   Pages: 3
Recorded: 04/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/16/2004
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10708998
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 2
Reel/Frame:014482/0227   Pages: 5
Recorded: 04/07/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/02/2004
2
Exec Dt:
04/05/2004
3
Exec Dt:
04/02/2004
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10708973
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 3
Reel/Frame:015140/0545   Pages: 8
Recorded: 09/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/13/2004
2
Exec Dt:
09/08/2004
3
Exec Dt:
09/13/2004
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10711396
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 4
Reel/Frame:015668/0791   Pages: 11
Recorded: 02/09/2005
Attorney Dkt #:68.0423
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/03/2005
2
Exec Dt:
01/28/2005
3
Exec Dt:
01/27/2005
4
Exec Dt:
01/28/2005
5
Exec Dt:
02/03/2005
6
Exec Dt:
02/04/2005
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10906213
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 5
Reel/Frame:018903/0603   Pages: 9
Recorded: 02/14/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/07/2007
2
Exec Dt:
01/11/2007
3
Exec Dt:
01/12/2007
4
Exec Dt:
01/09/2007
5
Exec Dt:
01/12/2007
Assignee
1
MD 1, 200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11612494
Correspondence name and address
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN
Assignment: 6
Reel/Frame:018903/0623   Pages: 9
Recorded: 02/14/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/11/2007
2
Exec Dt:
01/12/2007
3
Exec Dt:
02/07/2007
4
Exec Dt:
01/09/2007
5
Exec Dt:
01/12/2007
Assignee
1
MD 1, 200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11612489
Correspondence name and address
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN
Assignment: 7
Reel/Frame:018903/0667   Pages: 9
Recorded: 02/14/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/12/2007
2
Exec Dt:
01/11/2007
3
Exec Dt:
02/07/2007
4
Exec Dt:
01/09/2007
5
Exec Dt:
01/12/2007
Assignee
1
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11612496
Correspondence name and address
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006, JAPAN
Assignment: 8
Reel/Frame:022581/0513   Pages: 6
Recorded: 04/22/2009
Attorney Dkt #:26.0521 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/27/2009
2
Exec Dt:
03/30/2009
3
Exec Dt:
03/30/2009
Assignee
1
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12411395
Correspondence name and address
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN
Assignment: 9
Reel/Frame:022779/0811   Pages: 10
Recorded: 06/03/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/09/2009
2
Exec Dt:
04/09/2009
3
Exec Dt:
04/09/2009
4
Exec Dt:
04/09/2009
5
Exec Dt:
04/11/2009
6
Exec Dt:
04/14/2009
Assignee
1
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12420804
Correspondence name and address
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN
Assignment: 10
Reel/Frame:049572/0721   Pages: 9
Recorded: 06/25/2019
Attorney Dkt #:IS15.0428-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/27/2019
2
Exec Dt:
03/18/2019
3
Exec Dt:
06/04/2019
4
Exec Dt:
07/24/2017
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15143400
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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