Patent Assignment
Reel/Frame 019187/0248
Assignment of Assignor's Interest
Recorded: 2007-04-20
Pages: 4
Assignors
BULL, LAYTON R.
Executed: 2000-01-24
TROSCLAIR, DOUGLAS J.
Executed: 2000-01-24
ADAMS, TERRON J.
Executed: 2000-01-24
BLANCHARD, ROY J.
Executed: 2000-01-24
Assignee
GRANT PRIDECO, L.P.
400 N. SAM HOUSTON PARKWAY E, #900, HOUSTON, TEXAS, 77060
Covered Property
(1)
Concentric, Insulated Tubular Conduits and Method for Assembly
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 20, 2007
From: GRANT PRIDECO, L.P.
To: V&M TUBE-ALLOY, LP
Reel/Frame 020270/0580 →
Declaration: Online Submission to Correct Error in Previously Recorded Document That Erroneously Affects the Identified Patent.
Oct 10, 2008
From: V&M TUBE-ALLOY, LP
To: V&M TUBE-ALLOY, LP
Reel/Frame 021687/0178 →
Correction by Declaration of Erroneously Recorded Application Serial No. 11/361760 Recorded at Reel/Frame 020951/0839.
Oct 10, 2008
From: V&M TUBE-ALLOY, LP
To: V&M TUBE-ALLOY, LP
Reel/Frame 021734/0141 →
Change of Name
May 12, 2021
From: V&M TUBE-ALLOY, LP
To: V&M TUBE-ALLOY, LLC
Reel/Frame 056214/0977 →
Change of Name
May 13, 2021
From: V&M TUBE-ALLOY, LLC
To: VALLOUREC TUBE-ALLOY, LLC
Reel/Frame 056231/0217 →