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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/23/1999
Application #:
09095348
Filing Dt:
06/09/1998
Inventor:
FREDERICK J. BARR
Title:
WEIGHTED BACKUS FILTER METHOD OF COMBINING DUAL SENSOR TRACES
Assignment: 1
Reel/Frame:
009246/0912Recorded: 06/09/1998Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/09/1998
Assignee:
POST OFFICE BOX 1407
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Correspondent:
WESTERN ATLAS INTERNATIONAL, INC.
CHARLES R. SCHWEPPE
10205 WESTHEIMER ROAD
POST OFFICE BOX 1407
HOUSTON, TEXAS 77042
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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