Patent Assignment
Reel/Frame 025552/0527
Assignment of Assignor's Interest
Recorded: 2010-12-22
Pages: 3
Assignor
DAVIS, JOHN P.
Executed: 2010-12-20
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Surface Signal for Flow Blockage for a Subterranean Debris Collection Apparatus
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.