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Trademark Assignment Abstract of Title

Total Assignments: 2
Serial #:
Filing Dt:
03/25/1991
Reg #:
Reg. Dt:
12/29/1992
Mark:
THE PETROLEUM WORKBENCH
Assignment: 1
Reel/Frame:
1935/0584   Recorded: 07/26/1999Pages: 8
Conveyance:
MERGER AND CHANGE OF NAME
Assignor:
Exec Dt:
07/30/1998
Entity Type:
CORPORATION
Citizenship:
COLORADO
Assignee:
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Entity Type:
CORPORATION
Citizenship:
COLORADO
Correspondent:
CARL. A. ROWOLD, ESQ.
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Assignment: 2
Reel/Frame:
1979/0728   Recorded: 10/18/1999Pages: 5
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
07/15/1999
Entity Type:
CORPORATION
Citizenship:
COLORADO
Assignee:
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
CARL A. ROWOLD, ESQ.
3900 ESSEX LANE, SUITE 1200
HOUSTON, TX 77027

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