Patent Assignment
Reel/Frame 031872/0426
Assignment of Assignor's Interest
Recorded: 2014-01-06
Pages: 4
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
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Aug 22, 2014
From: ION GEOPHYSICAL CORPORATION; I/O MARINE SYSTEMS, INC.; GX TECHNOLOGY CORPORATION; ION EXPLORATION PRODUCTS (U.S.A.), INC.
To: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 033598/0088 →
Security Agreement
Nov 4, 2014
From: ION GEOPHYSICAL CORPORATION; I/O MARINE SYSTEMS, INC.; GX TECHNOLOGY CORPORATION; ION EXPLORATION PRODUCTS (U.S.A.), INC.
To: U. S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 034181/0779 →
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 →