IP Library › Assignment 044442/0133
Patent Assignment
Reel/Frame 044442/0133

Assignment of Assignor's Interest

Recorded: 2017-12-19 Pages: 6
Assignors
WANG, CHAO
Executed: 2017-03-06
YINGST, HOWARD DAVID
Executed: 2017-03-06
Assignee
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400, HOUSTON, TEXAS, 77042-2839
Covered Property (1)
System and Method for Reconstructed Wavefield Imaging
Application: 15/847,846 →
Publication: US 2018/0172858
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 →