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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/05/1996
Application #:
08507653
Filing Dt:
07/25/1995
Inventors:
RONALD E CHAMBERS, GARY A SITTON, JOSEF PAFFENHOLZ
Title:
METHOD OF REDUCING NOISE IN SEISMIC SIGNALS BY ADAPTIVE FILTERING OF A NOISE REFERENCE
Assignment: 1
Reel/Frame:
008028/0697Recorded: 07/09/1996Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/25/1995
Exec Dt:
07/25/1995
Exec Dt:
07/25/1995
Assignee:
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Correspondent:
WESTERN ATLAS INTERNATIONAL, INC.
CHARLES R. SCHWEPPE
P.O. BOX 1407
HOUTON, TEXAS 77251-1407
Assignment: 2
Reel/Frame:
012729/0567Recorded: 03/21/2002Pages: 295
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/14/2001
Assignee:
P.O. BOX 2469
10001 RICHMOND AVENUE
HOUSTON, TEXAS 77042
Correspondent:
WESTERN GECO INTELLECTUAL PROPERTY DEPT
DAVID S. FIGATNER
10001 RICHMOND AVENUE
HOUSTON, TX 44042-4299

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