Assignment of Assignor's Interest

Recorded: 2017-02-06 Pages: 4

Assignor

DUDLEY, TIMOTHY A.

Executed: 2017-01-27

Assignee

ION GEOPHYSICAL CORPORATION

2105 CITYWEST BOULEVARD, SUITE 400, HOUSTON, TEXAS, 770422839

Covered Properties (2)

Unmanned Marine Vessel for Node Deployment and Retrieval

Patent: 10,005,523 →

Application: 15/410,038 →

Publication: US 2017/0203815

PCT: PCT/US2017/014076 ↗

Unmanned Marine Vessel for Node Deployment and Retrieval

Application: 62/280,659 →

Related Assignments (1)

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