Patent Assignment
Reel/Frame 032110/0154
Assignment of Assignor's Interest
Recorded: 2014-01-31
Pages: 6
Assignors
HOFLAND, GREGG S.
Executed: 2012-05-31
DOUMA, HUUB
Executed: 2012-06-21
LEVEILLE, JACQUES
Executed: 2012-06-21
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400, HOUSTON, TEXAS, 77042-2839
Covered Property
(1)
Method and Apparatus for Seismic Noise Reduction
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 27, 2022
From: ION GEOPHYSICAL CORPORATION; GX TECHNOLOGY CORPORATION; GX GEOSCIENCE CORPORATION S. DE R.L. DE C.V.; GX TECHNOLOGY IMAGING SERVICES LIMITED
To: TGS-NOPEC GEOPHYSICAL COMPANY
Reel/Frame 061228/0057 →
Security Interest
Jun 3, 2024
From: TGS-NOPEC GEOPHYSICAL COMPANY
To: DANSKE BANK A/S
Reel/Frame 067600/0001 →