Patent Assignment
Reel/Frame 045769/0650
Assignment of Assignor's Interest
Recorded: 2018-05-10
Pages: 8
Assignors
CALDERON, CARLOS
Executed: 2017-07-18
BERRANGER, IVAN
Executed: 2017-07-24
HUANG, WEI
Executed: 2017-07-18
BROOKES, DAVID
Executed: 2017-07-18
CHEN, GUOQUAN
Executed: 2017-07-24
MARTIN, GARY
Executed: 2017-08-07
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400, HOUSTON, TEXAS, 77042-2839
Covered Property
(1)
Amplitude Compensation of Reverse Time Migration (Rtm) Gathers for Avo/Ava Analysis
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 →