IP Library › Assignment 020217/0200
Patent Assignment
Reel/Frame 020217/0200

Assignment of Assignor's Interest

Recorded: 2007-12-07 Pages: 3
Assignors
LEBLANC, JOHN R.
Executed: 2007-05-21
GUSTAFSON, RYAN
Executed: 2007-05-21
Assignee
HYDRIL COMPANY LP
3300 N. SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property (1)
Double-Stop Floating Ball Valve
Patent: 7,350,765 →
Application: 11/175,902 →
Publication: US 2007/0007483
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 →