Patent Assignment
Reel/Frame 019922/0654
Change of Name
Recorded: 2007-10-04
Pages: 2
Assignor
INPUT/OUTPUT, INC.
Executed: 2007-09-21
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, HOUSTON, TEXAS, 77042-2839
Covered Properties
(2)
Heads-up Navigation for Seismic Data Acquisition
Application:
11/760,078 →
Publication:
US 2007/0286020
Heads-up navigation for seismic data acquisition
Application:
60/812,540 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 29, 2006
From: BULL, ANDREW; WILLIAMSON, CRAIG
To: INPUT/OUTPUT, INC.
Reel/Frame 018336/0340 →
Assignment of Assignor's Interest
Aug 13, 2007
From: BULL, ANDREW; WILLIAMSON, CRAIG; WILLIAMS, MARTIN C.; HOENMANS, SCOTT T.
To: INPUT/OUTPUT, INC.
Reel/Frame 019685/0494 →
Assignment of Assignor's Interest
May 21, 2010
From: ION GEOPHYSICAL CORPORATION
To: INOVA GEOPHYSICAL CORPORATION
Reel/Frame 024424/0138 →
Assignment of Assignor's Interest
Jul 9, 2010
From: ION GEOPHYSICAL CORPORATION
To: INOVA LTD.
Reel/Frame 024651/0695 →