Patent Assignment
Reel/Frame 040936/0933
Assignment of Assignor's Interest
Recorded: 2017-01-10
Pages: 6
Assignors
OLIVIER, ANDRE W.
Executed: 2016-12-15
GRECO, MATTHEW
Executed: 2016-12-15
BARRY, RONALD
Executed: 2016-12-20
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400, HOUSTON, TEXAS, 77042-2839
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.