Patent Assignment
Reel/Frame 006412/0434
Assignment of Assignors Interest.
Recorded: 1992-12-18
Pages: 6
Assignor
BAROID TECHNOLOGY, INC.
Executed: 1992-03-26
Assignee
GRANT TFW, INC.
363 N. SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77060
Covered Properties
(4)
Threaded Pipe Joint Having Improved Seal Ring Entrapment
Patent:
4,944,538 →
Application:
07/320,476 →
Oil Field Tubular Connection
Patent:
4,946,201 →
Application:
07/320,718 →
Threaded Pipe Joint Having Improved Seal Ring Entrapment
Patent:
5,066,052 →
Application:
07/470,116 →
Oil Field Tubular Connection
Patent:
5,064,224 →
Application:
07/480,804 →
Related Assignments
(13)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 8, 1989
From: TAI, WEN-TONG
To: BAROID TECHNOLOGY, INC.
Reel/Frame 005052/0964 →
Assignment of Assignors Interest.
Mar 8, 1989
From: READ, SHANNON R.
To: BAROID TECHNOLOGY, INC.,
Reel/Frame 005052/0943 →
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 →
Release of Grant of Patent Security Agreement
Jun 1, 2005
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: GRANT PRIDECO, L.P.
Reel/Frame 016079/0694 →
Security Agreement
Jun 3, 2005
From: GRANT PRIDECO, L.P.
To: WELLS FARGO BANK
Reel/Frame 016087/0629 →
Release of Patent Security Agreement
Sep 18, 2006
From: WELLS FARGO BANK
To: GRANT PRIDECO, L.P.
Reel/Frame 018279/0119 →
Release of Patent Security Agreement
Sep 18, 2006
From: WELLS FARGO BANK
To: GRANT PRIDECO, L.P.
Reel/Frame 018268/0796 →
Assignment of Assignor's Interest
Dec 20, 2007
From: GRANT PRIDECO, L.P.
To: V&M ATLAS BRADFORD, LP
Reel/Frame 020270/0545 →
Correction by Declaration of Erroneously Recorded Patent No. 4,944,538 Recorded at Reel 020951 Frame 0889.
Oct 10, 2008
From: V&M ATLAS BRADFORD, LP
To: V&M ATLAS BRADFORD, LP
Reel/Frame 021701/0330 →
Change of Name
Feb 23, 2009
From: V&M ATLAS BRADFORD, LP
To: V&M ATLAS BRADFORD, LLC
Reel/Frame 022288/0955 →
Merger
Feb 27, 2009
From: V&M ATLAS BRADFORD, LLC
To: VAM USA, LLC
Reel/Frame 022320/0108 →