Patent Assignment
Reel/Frame 005535/0918
Assignment of Assignors Interest.
Recorded: 1990-12-05
Pages: 43
Assignor
BAKER RTC (DELAWARE) INC.
Executed: 1990-10-22
Assignee
BH TOOL JOINTS, INC.
5425 POLK ST., A CORP. OF TEXAS, HOUSTON, TEXAS, 77023
Covered Property
(1)
Hard Surfacing for Oil Well Tools
Patent:
4,277,108 →
Application:
06/145,413 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger and Change of Name November 02, 1990 Delaware
Jun 20, 1991
From: BH TOOL JOINTS, INC. A CORP. OF TEXAS MERGED WITH AND INTO EVI TJ, INC. A CORP. OF DELAWARE
To: BH TOOL JOINTS, INC. A CORP. OF TEXAS
Reel/Frame 005741/0538 →
Assignment of Assignors Interest.
Jan 17, 1992
From: BH TOOL JOINTS, INC.
To: GRANT TFW, INC.
Reel/Frame 005974/0246 →