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Patent Assignment Assignee Details
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Assignee Name : SCHLUMBERGER TECHNOLOGIES LIMITED
Total Assignments: 11
Assignment: 1
Reel/Frame:016835/0193   Pages: 2
Recorded: 08/05/2005
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
MEMBRAIN LIMITED
Exec Dt:
04/06/1988
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD
FARNBOROUGH, HAMPSHIRE, UNITED KINGDOM GQ14 7PW
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4272317
NONE
06090276
 
4638481
NONE
06665240
 
4827208
NONE
07013886
Correspondence name and address
JOHN J. MARSHALL
DRINKER BIDDLE & REATH LLP
1000 WESTLAKES DRIVE, SUITE 300
BERWYN, PA 19312
Assignment: 2
Reel/Frame:016862/0242   Pages: 4
Recorded: 12/07/2005
Attorney Dkt #:190288
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNED PATENT NUMBER FROM 4,272,317 TO 4,727,317 (NUMBERS TRANSPOSED IN ERROR) OF CHANGE OF NAME OF OWNING ENTITY, PREVIOUSLY RECORDED ON REEL 016835 FRAME 0193. ASSIGNOR(S) HEREBY CONFIRMS THE N/A. PREVIOUS COVER SHEET AND DOCUMENTATION OF NAME CHANGE SUBMITTED AS CONFIRMATION AND VERIFICATION..
Assignor
1
MEMBRAIN LIMITED
Exec Dt:
04/06/1988
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD
FARNBOROUGH, HAMPSHIRE, UNITED KINGDOM GQ14 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4727317
NONE
06796351
Correspondence name and address
PHILIP ABROMATS
1000 WESTLAKES DRIVE, SUITE 300
DRINKER BIDDLE & REATH LLP
BERWYN, PA 19312
Assignment: 3
Reel/Frame:005221/0654   Pages: 1
Recorded: 02/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SLOANE, EDWIN A.
Exec Dt:
01/08/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD, FARNBOROUGH
HAMPSHIRE GU14 7PW, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5107265
NONE
07283446
Correspondence name and address
TOWNSEND AND TOWNSEND
STEUART STREET TOWER, ONE MARKET PLAZA
SAN FRANCISCO, CA 94105
Assignment: 4
Reel/Frame:005221/0709   Pages: 1
Recorded: 02/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SLOANE, EDWIN A.
Exec Dt:
01/08/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD
FARNBOROUGH, HAMPSHIRE GU14 7PW, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5047969
NONE
07283447
Correspondence name and address
ROBERT C. COLWELL
TOWNSEND AND TOWNSEND
STEUART STREET TOWER, ONE MARKET PLAZA
SAN FRANCISCO, CA 94105
Assignment: 5
Reel/Frame:005221/0710   Pages: 1
Recorded: 02/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SLOANE, EDWIN A.
Exec Dt:
01/08/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD
FARNBOROUGH, HAMPSHIRE GU14 7PW, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4991107
NONE
07283445
Correspondence name and address
ROBERT C. COLWELL
TOWNSEND AND TOWNSEND
STEUART STREET TOWER, ONE MARKET PLAZA
SAN FRANCISCO, CA 94105
Assignment: 6
Reel/Frame:016712/0396   Pages: 3
Recorded: 06/27/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCKEOH, ALICE FRANCES
Exec Dt:
01/22/1990
2
WAKELING, ANTHONY JAMES
Exec Dt:
01/22/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD
FARNBOROUGH, HAMPSHIRE, UNITED KINGDOM G014 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5202639
NONE
07839735
Correspondence name and address
JOHN J. MARSHALL
DRINKER BIDDLE & REATH LLP
1000 WESTLAKES DRIVE, SUITE 300
BERWYN, PA 19312-2409
Assignment: 7
Reel/Frame:005410/0825   Pages: 3
Recorded: 08/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RYDER, ALAN
Exec Dt:
07/25/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA RD.
A CORP. OF ENGLAND
FARNBOROUGH HAMPSHIRE, ENGLAND GU14 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5019817
NONE
07567144
Correspondence name and address
MESSERS, FRISHAUF, HOLTZ, GOODMAN
& WOODWARD
600 THIRD AVENUE, 30TH FLOOR
NEW YORK, NY 10016
Assignment: 8
Reel/Frame:005467/0882   Pages: 3
Recorded: 10/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TUCKER, ROGER L. R.
Exec Dt:
08/14/1990
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
124 VICTORIA ROAD, FARNBOROUGH
HAMPSHIRE, GU14 7PW, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5046858
NONE
07541142
Correspondence name and address
KINNEY & LANGE
SUITE 1500, 625 FOURTH AVENUE SOUTH
MINNEAPOLIS, MI 55415
Assignment: 9
Reel/Frame:005909/0341   Pages: 3
Recorded: 11/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WILSON, ALICE
Exec Dt:
08/30/1991
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
VICTORIA ROAD FARNBOROUGH, HAMPSHIRE, GU14 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5210486
NONE
07755673
Correspondence name and address
ROBERT F. O'CONNELL
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
130 WATER ST.
BOSTON, MA 02109
Assignment: 10
Reel/Frame:005909/0344   Pages: 3
Recorded: 11/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROGEL-FAVILA, BENJAMIN
Exec Dt:
08/30/1991
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
VICTORIA ROAD FARNBOROUGH, HAMPSHIRE, GU14 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5210486
NONE
07755673
Correspondence name and address
ROBERT F. O'CONNELL
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
130 WATER ST.
BOSTON, MA 02109
Assignment: 11
Reel/Frame:005909/0347   Pages: 3
Recorded: 11/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WAKELING, ANTONY
Exec Dt:
09/13/1991
Assignee
1
SCHLUMBERGER TECHNOLOGIES LIMITED
VICTORIA ROAD FARNBOROUGH, HAMPSHIRE, GU14 7PW
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5210486
NONE
07755673
Correspondence name and address
ROBERT F. O'CONNELL
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
130 WATER ST.
BOSTON, MA 02109

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