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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/19/1991
Application #:
07606378
Filing Dt:
10/30/1990
Inventors:
DOUGLAS W. HANSON, SHEIN S. WANG, WILLIAM S. HARLAN
Title:
EFFICIENT GENERATION OF TRAVELTIME TABLES FOR TWO DIMENSIONAL AND THREE DIMENSIONAL PRESTACK DEPTH MIGRATION
Assignment: 1
Reel/Frame:
005501/0181Recorded: 10/30/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
10/30/1990
Exec Dt:
10/30/1990
Exec Dt:
10/30/1990
Assignee:
Correspondent:
RON CARLSON
PATENT & LICENSING DIV.,
CONOCO, INC.,
P. O BOX 1267
PONCA CITY, OK 74603
Assignment: 2
Reel/Frame:
022634/0590Recorded: 05/05/2009Pages: 6
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/12/2002
Assignee:
600 NORTH DAIRY ASHFORD
MA 1135
HOUSTON, TEXAS 77079-1175
Correspondent:
CONOCOPHILLIPS COMPANY - IP SERVICES GRO
600 NORTH DAIRY ASHFORD
MA 1135
HOUSTON, TX 77079-1175

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