Patent Assignment
Reel/Frame 020729/0630
Assignment of Assignor's Interest
Recorded: 2008-03-31
Pages: 3
Assignor
MACKENZIE, GORDON
Executed: 2005-12-09
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019
Covered Property
(1)
Autonomous Circulation, Fill-Up, and Equalization Valve
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.