Patent Assignment
Reel/Frame 022128/0057
Assignment of Assignor's Interest
Recorded: 2009-01-20
Pages: 3
Assignee
HYDRIL COMPANY LP
3300 N. SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
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 →
Merger
Jan 20, 2009
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 022128/0111 →
Assignment of Assignor's Interest
May 4, 2009
From: HYDRIL COMPANY LP
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 022635/0159 →