Patent Assignment
Reel/Frame 022837/0064
Change of Name
Recorded: 2009-06-17
Pages: 3
Assignor
HYDRIL GENERAL LLC
Executed: 2007-07-19
Assignee
HYDRIL LLC
2200 WEST LOOP SOUTH, SUITE 800, HOUSTON, TEXAS, 77027
Covered Property
(1)
Wedge Thread with High-Angle Metal Seal
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 12, 2007
From: REYNOLDS, HARRIS A., JR.; MALLIS, DAVID LLEWELLYN
To: HYDRIL COMPANY LP
Reel/Frame 018753/0966 →
Merger
Jun 17, 2009
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 022836/0906 →
Change of Name
Jan 7, 2011
From: HYDRIL LLC
To: HYDRIL COMPANY
Reel/Frame 025599/0988 →