IP Library › Assignment 022836/0906
Patent Assignment
Reel/Frame 022836/0906

Merger

Recorded: 2009-06-17 Pages: 3
Assignor
HYDRIL COMPANY LP
Executed: 2007-06-29
Assignee
HYDRIL GENERAL LLC
2200 WEST LOOP SOUTH, SUITE 800, HOUSTON, TEXAS, 77027
Covered Property (1)
Wedge Thread with High-Angle Metal Seal
Patent: 7,575,255 →
Application: 11/424,783 →
Publication: US 2006/0220382
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 12, 2007
From: REYNOLDS, HARRIS A., JR.; MALLIS, DAVID LLEWELLYN
To: HYDRIL COMPANY LP
Reel/Frame 018753/0966 →
Change of Name Jun 17, 2009
From: HYDRIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 022837/0064 →
Change of Name Jan 7, 2011
From: HYDRIL LLC
To: HYDRIL COMPANY
Reel/Frame 025599/0988 →