Patent Assignment
Reel/Frame 005535/0964
Assignment of Assignors Interest.
Recorded: 1990-12-05
Pages: 7
Assignor
BHI SUGAR LAND, INC.
Executed: 1990-10-22
Assignee
BH TOOL JOINTS, INC.
5425 POLK ST., A CORP. OF TEXAS, HOUSTON, TEXAS, 77023
Covered Property
(1)
Tool Joint
Patent:
4,549,754 →
Application:
06/505,948 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 20, 1983
From: SAUNDERS, DONNA D.; KALSI, MANMOHAN S.; CHEN, GUN-SHING
To: REED TUBULAR PRODUCTS COMPANY
Reel/Frame 004144/0169 →
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 →
Change of Name
Jan 8, 2001
From: GRANT TFW, INC.
To: GRANT PRIDECO, INC.
Reel/Frame 011436/0249 →
Assignment of Assignor's Interest
Jan 17, 2001
From: GRANT PRIDECO, INC.
To: GRANT PRIDECO, L.P.
Reel/Frame 011449/0400 →
Grant of Patent
Jan 3, 2003
From: GRANT PRIDECO, L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 013333/0021 →