Patent Assignment
Reel/Frame 028019/0734
Assignment of Assignor's Interest
Recorded: 2012-04-10
Pages: 6
Assignor
JEFFRYES, BENJAMIN P.
Executed: 2012-02-22
Assignee
WESTERNGECO L.L.C.
10001 RICHMOND AVENUE, HOUSTON, TEXAS, 77042-4299
Covered Property
(1)
Phase Modulation and Noise Minimization for Simultaneous Vibroseis Acquisition
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.