Patent Assignment
Reel/Frame 027601/0885
Assignment of Assignor's Interest
Recorded: 2012-01-26
Pages: 5
Assignors
DELLINGER, JOSEPH A.
Executed: 2011-07-18
ETGEN, JOHN T.
Executed: 2011-07-18
OPENSHAW, GRAHAM
Executed: 2011-08-03
Assignee
BP CORPORATION NORTH AMERICA INC.
501 WESTLAKE PARK BOULEVARD, HOUSTON, TEXAS, 77079
Covered Property
(1)
Seismic Acquisition Using Narrowband Seismic Sources