Patent Assignment
Reel/Frame 019154/0258
Assignment of Assignor's Interest
Recorded: 2007-04-12
Pages: 9
Assignors
BEHN, LAWRENCE P.
Executed: 2002-09-13
CHESTER, JOHN
Executed: 2002-09-13
DEKKERS, LEO
Executed: 2002-09-13
DOWNEY, JR., JOHN C.
Executed: 2002-09-13
ELDER, KEITH
Executed: 2002-10-07
Assignee
INPUT/OUTPUT, INC.
2101 CITYWEST BOULEVARD, BUILDING 3, SUITE 400, HOUSTON, TEXAS, 77042
Covered Property
(1)
Apparatus and Method for Seismic Data Acquisition
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 11, 2007
From: BEHN, LAWRENCE P.; CHESTER, JOHN; DEKKERS, LEO; DOWNEY, JR., JOHN C.
To: INPUT/OUTPUT, INC.
Reel/Frame 019279/0811 →
Assignment of Assignor's Interest
May 21, 2010
From: ION GEOPHYSICAL CORPORATION
To: INOVA GEOPHYSICAL CORPORATION
Reel/Frame 024424/0138 →
Change of Name
May 21, 2010
From: INPUT/OUTPUT, INC.
To: ION GEOPHYSICAL CORPORATION
Reel/Frame 024424/0197 →
Assignment of Assignor's Interest
Jul 9, 2010
From: ION GEOPHYSICAL CORPORATION
To: INOVA LTD.
Reel/Frame 024651/0695 →