Patent Assignment
Reel/Frame 012613/0188
Assignment of Assignor's Interest
Recorded: 2002-02-12
Pages: 7
Assignors
SELVAKUMAR, ARJUN
Executed: 2001-11-14
MARSH, JAMES L.
Executed: 2001-11-14
GOLDBERG, HOWARD D.
Executed: 2001-11-12
YU, DULI
Executed: 2001-11-27
STALNAKER, W. MARC
Executed: 2001-11-12
Assignee
INPUT/OUTPUT, INC.
SUITE 200, 12300 CHARLES E. SELECMAN DRIVE, STAFFORD, TEXAS, 77477
Covered Property
(1)
Low Stress Die Attachment
Patent:
6,861,587 →
Application:
09/914,421 →
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 →