IP Library Assignment 028012/0516
Patent Assignment
Reel/Frame 028012/0516

Assignment of Assignor's Interest

Recorded: 2012-04-09 Pages: 3
Assignor
ZHANG, YU
Executed: 2012-04-03
Assignee
CGGVERITAS SERVICES SA
27, AVENUE CARNOT, MASSY CEDEX, 91341, FRANCE
Covered Property (1)
Device and Method for Calculating 3D Reverse Time Migration in Tilted Orthorhombic Media
Application: 13/442,158 →
Publication: US 2012/0263015
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 28, 2019
From: CGGVERITAS SERVICES SA
To: CGG SERVICES SA
Reel/Frame 048740/0345 →
Change of Name Apr 1, 2019
From: CGG SERVICES SA
To: CGG SERVICES SAS
Reel/Frame 048749/0534 →