Patent Assignment
Reel/Frame 016011/0309
Assignment of Assignor's Interest
Recorded: 2005-05-13
Pages: 4
Assignors
BULL, LAYTON R.
Executed: 2000-01-24
TROSCLAIR, DOUGLAS J.
Executed: 2000-01-24
ADAMS, TERRON A.
Executed: 2000-01-24
BLANCHARD, ROY J.
Executed: 2000-01-24
Assignee
GRANT PRIDECO, INC.
400 N. SAM HOUSTON PKWY E #900, GRANT PRIDECO, HOUSTON, TEXAS, 77060
Covered Property
(1)
Concentric, insulated tubular conduits and method for assembly
Application:
10/357,611 →
Publication:
US 2003/0111510
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 23, 2005
From: GRANT PRIDECO, INC.
To: GRANT PRIDECO, L.P.
Reel/Frame 016047/0610 →
Security Agreement
Jun 3, 2005
From: GRANT PRIDECO, INC.
To: WELLS FARGO BANK
Reel/Frame 016087/0610 →
Release of Patent Security Agreement
Sep 18, 2006
From: WELLS FARGO BANK
To: GRANT PRIDECO, INC.
Reel/Frame 018268/0732 →
Assignment of Assignor's Interest
May 16, 2008
From: GRANT PRIDECO, INC.; GRANT PRIDECO, L.P.
To: V&M TCA, LP
Reel/Frame 020951/0839 →
Assignment of Assignor's Interest
May 16, 2008
From: GRANT PRIDECO, INC.; GRANT PRIDECO, L.P.
To: V&M ATLAS BRADFORD, LP
Reel/Frame 020951/0889 →