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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
07/07/1981
Application #:
06145413
Filing Dt:
05/01/1980
Inventor:
DUANE W. WALLACE
Title:
HARD SURFACING FOR OIL WELL TOOLS
Assignment: 1
Reel/Frame:
005535/0918Recorded: 12/05/1990Pages: 43
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
10/22/1990
Assignee:
5425 POLK ST.
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Correspondent:
THOMAS D. PAUL
FULBRIGHT & JAWORSKI
1301 MCKINNEY ST., STE., 5100
HOUSTON, TEXAS 77010-3095
Assignment: 2
Reel/Frame:
005741/0538Recorded: 06/20/1991Pages: 8
Conveyance:
MERGER AND CHANGE OF NAME NOVEMBER 02, 1990 DELAWARE
Assignor:
Exec Dt:
10/31/1990
Assignee:
JAPAN
Correspondent:
FULBRIGHT & JAWORSKI
1301 MC KINNEY, SUITE 5100
HOUSTON, TEXAS 77010-3095
Assignment: 3
Reel/Frame:
005974/0246Recorded: 01/17/1992Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/13/1991
Assignee:
A CORP. OF DE.
STATELESS
Correspondent:
THOMAS D. PAUL
FULBRIGHT & JAWORSKI
1301 MCKINNEY STREET, STE. 5100
HOUSTON, TX. 77010-3095

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