Patent Assignment
Reel/Frame 017622/0850
Assignment of Assignor's Interest
Recorded: 2006-03-03
Pages: 3
Assignor
GASS, DUSTIN DEAN
Executed: 2006-02-20
Assignee
HYDRIL COMPANY LP
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property
(1)
Bop Conversion Apparatus
Related Assignments
(3)
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 020710/0717 →
Change of Name
Mar 28, 2008
From: HDRYIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 020710/0950 →
Assignment of Assignor's Interest
Jun 5, 2008
From: HYDRIL LLC
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 021050/0491 →