Patent Assignment
Reel/Frame 015324/0660
Assignment of Assignor's Interest
Recorded: 2004-11-02
Pages: 3
Assignor
COX, WAYNE H.
Executed: 2004-11-02
Assignee
INPUT/OUTPUT, INC.
12300 PARC CREST DRIVE, STAFFORD, TEXAS, 77477
Covered Property
(1)
Accurate Positioning of Devices Suspended Underwater from a Floating Body
Patent:
6,954,175 →
Application:
10/904,277 →
Related Assignments
(2)
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 →