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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : VERCAEMER, CLAUDE
Total Assignments: 13
Assignment: 1
Reel/Frame:004081/0797   Pages: 1
Recorded: 12/23/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/02/1982
2
Exec Dt:
12/02/1982
3
Exec Dt:
12/02/1982
Assignee
1
SCHLUMBERGER 8, RUE BELINI
75782 PARIS CEDEX 16, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06452709
Correspondence name and address
OSTROLENK, FABER, GERB & SOFFEN
260 MADISON AVENUE
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004805/0864   Pages: 2
Recorded: 12/21/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/06/1987
2
Exec Dt:
09/03/1987
3
Exec Dt:
08/06/1987
Assignee
1
TULSA, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07135215
Correspondence name and address
STEPHEN A. LITTLEFIELD
DOWELL SCHLUMBERGER INC.
P. O. BOX 2710
TULSA, OK 74101
Assignment: 3
Reel/Frame:005226/0240   Pages: 2
Recorded: 11/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/25/1989
2
Exec Dt:
10/25/1989
Assignee
1
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07442954
Correspondence name and address
SCHLUMBERGER LTD.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:012377/0363   Pages: 4
Recorded: 10/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/17/2001
2
Exec Dt:
10/17/2001
Assignee
1
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10013114
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
JEFFREY E. GRIFFIN
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 5
Reel/Frame:012837/0747   Pages: 4
Recorded: 04/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/12/2002
2
Exec Dt:
03/27/2002
Assignee
1
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10127093
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
PO BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 6
Reel/Frame:013473/0178   Pages: 5
Recorded: 11/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/31/2002
2
Exec Dt:
10/31/2002
3
Exec Dt:
10/31/2002
4
Exec Dt:
10/31/2002
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10289184
Correspondence name and address
CATHERINE MENES
IP DEPARTMENT., WELL STIMULATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 7
Reel/Frame:015019/0208   Pages: 6
Recorded: 08/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/30/2003
2
Exec Dt:
05/10/2004
3
Exec Dt:
04/30/2004
4
Exec Dt:
05/05/2004
Assignee
1
110 SCHLUMBERGER DRIVE MD 1
SUGAR LAND, TEXAS 77469
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10492398
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
IP DEPT., WELL STIMULATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 8
Reel/Frame:016878/0439   Pages: 8
Recorded: 12/09/2005
Attorney Dkt #:57.0530 US PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/28/2005
2
Exec Dt:
09/04/2005
3
Exec Dt:
07/12/2005
4
Exec Dt:
06/29/2005
5
Exec Dt:
06/24/2005
Assignee
1
36 OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10538863
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
36 OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 9
Reel/Frame:017653/0332   Pages: 4
Recorded: 05/22/2006
Attorney Dkt #:21.1299
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/03/2006
2
Exec Dt:
03/11/2006
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11379119
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 10
Reel/Frame:017638/0219   Pages: 4
Recorded: 05/18/2006
Attorney Dkt #:21.1369
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/03/2006
2
Exec Dt:
05/11/2006
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11380086
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 11
Reel/Frame:020553/0806   Pages: 8
Recorded: 02/25/2008
Attorney Dkt #:122.0009 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/13/2008
2
Exec Dt:
02/03/2008
3
Exec Dt:
01/22/2008
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11962885
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 425045
CAMBRIDGE, MA 02142
Assignment: 12
Reel/Frame:024807/0275   Pages: 8
Recorded: 08/09/2010
Attorney Dkt #:109.0020
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/2010
2
Exec Dt:
04/07/2010
3
Exec Dt:
04/13/2010
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12674575
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE, MD 200-9
OFFICE OF IP COUNSEL
SUGAR LAND, TX 77478
Assignment: 13
Reel/Frame:024903/0692   Pages: 7
Recorded: 08/30/2010
Attorney Dkt #:21.1148
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/06/2010
2
Exec Dt:
08/23/2010
Assignee
1
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12744344
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478

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