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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
10/11/1994
Application #:
07635066
Filing Dt:
12/28/1990
Inventors:
DAVID J. CLARKE, EDWARD A. MARTIN
Title:
TRANSPONDER WITH REPLY FREQUENCY DERIVED FROM FREUENCY OF RECEIVED INTERROGATION SIGNAL
Assignment: 1
Reel/Frame:
005610/0452Recorded: 02/25/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/12/1991
Assignee:
Correspondent:
SANFORD J. ASMAN
SCHLUMBERGER INDUSTRIES, INC.
180 TECHNOLOGY PARKWAY
NORCROSS, GA 30092
Assignment: 2
Reel/Frame:
005610/0455Recorded: 02/25/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/14/1991
Assignee:
Correspondent:
SANFORD J. ASMAN
SCHLUMBERGER INDUSTRIES, INC.
180 TECHNOLOGY PARKWAY
NORCROSS, GA 30092
Assignment: 3
Reel/Frame:
015341/0185Recorded: 11/04/2004Pages: 13
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/11/2003
Assignee:
LANGER ROAD
FELIXSTOWE SUFFOLK IP11 2EF, UNITED KINGDOM
Correspondent:
STRAUB & POKOTYLO
620 TINTON AVENUE
BLDG. B, 2ND FLOOR
TINTON FALLS, NJ 07724

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