Patent Assignment
Reel/Frame 012000/0620
Assignment of Assignor's Interest
Recorded: 2001-07-20
Received: 2001-07-27
Pages: 3
Assignor
HEMPHILL, EDWARD RYAN
Executed: 2001-05-31
Assignee
HYDRIL COMPANY
3300 N. SAM HOUSTON PARKWAY EAST, HOUSTON, TX, 77032, UNITED STATES
Covered Property
(1)
Rotational Mounts for Blowout Preventer Bonnets
Application:
09/849,218 →