Patent Assignment
Reel/Frame 020947/0573
Change of Name
Recorded: 2008-05-14
Pages: 3
Assignor
HYDRIL GENERAL LLC
Executed: 2007-07-20
Assignee
HYDRIL LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032-3411
Covered Property
(1)
Scalloped Wedge Threads
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 25, 2007
From: REYNOLDS, HARRIS A., JR.
To: HYDRIL COMPANY LP
Reel/Frame 019871/0183 →
Assignment of Assignor's Interest
May 14, 2008
From: REYNOLDS, HARRIS A., JR.
To: HYDRIL COMPANY LP
Reel/Frame 020947/0319 →
Change of Name
May 14, 2008
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 020947/0544 →
Change of Name
Jan 7, 2011
From: HYDRIL LLC
To: HYDRIL COMPANY
Reel/Frame 025599/0988 →