Patent Assignment
Reel/Frame 025676/0315
Assignment of Assignor's Interest
Recorded: 2011-01-21
Pages: 6
Assignor
JEFFRYES, BENJAMIN P.
Executed: 2010-07-02
Assignee
WESTERNGECO L.L.C.
10001 RICHMOND AVE., HOUSTON, TEXAS, 77042
Covered Property
(1)
Seismic Vibrator to Produce a Continuous Signal
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.