Assignment of Assignor's Interest

Recorded: 2014-05-28 Pages: 3

Assignors

LAMBERT, DALE J.

Executed: 2011-08-10

OLIVIER, ANDRE' W.

Executed: 2011-08-10

ROUQUETTE, ROBERT E.

Executed: 2011-08-10

Assignee

ION GEOPHYSICAL CORPORATION

2105 CITYWEST BLVD., SUITE 400, HOUSTON, TEXAS, 77042-2839

Covered Property (1)

Seismic System with Ghost and Motion Rejection

Patent: 9,784,860 →

Application: 14/275,497 →

Publication: US 2014/0328138

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.