IP Library › Assignment 033195/0335
Patent Assignment
Reel/Frame 033195/0335

Assignment of Assignor's Interest

Recorded: 2014-06-27 Pages: 4
Assignor
DENG, KEN KAN
Executed: 2012-02-07
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD SUITE 400, HOUSTON, TEXAS, 77042-2839
Covered Property (1)
Method and Apparatus for Sensing Signals
Patent: 9,502,993 →
Application: 13/984,266 →
Publication: US 2013/0319118
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 24, 2023
From: I/O CAYMAN ISLANDS LTD; I/O MARINE SYSTEMS, INC.; ION INTERNATIONAL S.A.R.L.; ION GEOPHYSICAL CORPORATION
To: DIGICOURSE, LLC
Reel/Frame 064691/0228 →