Patent Assignment
Reel/Frame 022128/0111
Merger
Recorded: 2009-01-20
Pages: 3
Assignor
HYDRIL COMPANY LP
Executed: 2007-06-29
Assignee
HYDRIL GENERAL LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032-3411
Covered Property
(1)
Cladding for Fatigue Control
Application:
11/962,661 →
Publication:
US 2009/0158591
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Mar 28, 2008
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 020718/0733 →
Change of Name
Mar 28, 2008
From: HYDRIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 020718/0758 →
Assignment of Assignor's Interest
Jun 5, 2008
From: HYDRIL LLC
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 021050/0491 →
Assignment of Assignor's Interest
Jan 20, 2009
From: HYDRIL LLC
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 022128/0185 →
Change of Name
Jan 20, 2009
From: HYDRIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 022128/0771 →
Assignment of Assignor's Interest
Jan 20, 2009
From: HUFF, PHILIP A.; KHANDOKER, SHAFIQ
To: HYDRIL COMPANY LP
Reel/Frame 022128/0057 →
Assignment of Assignor's Interest
May 4, 2009
From: HYDRIL COMPANY LP
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 022635/0159 →