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Patent Assignment Assignor Details
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Assignor Name : BITTLESTON, SIMON H.
Total Assignments: 6
Assignment: 1
Reel/Frame:006158/0260   Pages: 4
Recorded: 06/05/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/01/1992
2
Exec Dt:
05/08/1992
3
Exec Dt:
05/14/1992
Assignee
1
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07882778
Correspondence name and address
LETICIA V. SALAS
200 MACCO BLVD.
SUGARLAND, TX 77478
Assignment: 2
Reel/Frame:008681/0458   Pages: 10
Recorded: 09/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/02/1996
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08750495
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
INTELLECTUAL PROPERTY LAW DEPT.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 3
Reel/Frame:015707/0017   Pages: 7
Recorded: 08/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/21/2004
2
Exec Dt:
08/02/2004
3
Exec Dt:
08/17/2004
4
Exec Dt:
06/22/2004
5
Exec Dt:
07/09/2004
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10710111
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:017469/0497   Pages: 9
Recorded: 01/17/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/12/2005
2
Exec Dt:
11/15/2005
3
Exec Dt:
11/17/2005
4
Exec Dt:
11/16/2005
5
Exec Dt:
11/17/2005
Assignee
1
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11274707
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
200 GILLINGHAM LANE, MD 200-9
SUGAR LAND, TEXAS 77478
Assignment: 5
Reel/Frame:032502/0438   Pages: 9
Recorded: 03/22/2014
Attorney Dkt #:57.0501A-US-CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/11/2013
2
Exec Dt:
11/04/2013
3
Exec Dt:
02/23/2014
4
Exec Dt:
11/18/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14037037
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 6
Reel/Frame:046946/0849   Pages: 11
Recorded: 09/24/2018
Attorney Dkt #:IS17.1153-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/09/2018
2
Exec Dt:
07/09/2018
3
Exec Dt:
07/09/2018
4
Exec Dt:
09/11/2018
5
Exec Dt:
07/09/2018
6
Exec Dt:
07/09/2018
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16025480
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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