IP Library Assignment 031621/0026
Patent Assignment
Reel/Frame 031621/0026

Assignment of Assignor's Interest

Recorded: 2013-11-18 Pages: 4
Assignors
SALLAS, JOHN
Executed: 2013-11-07
WINTER, OLIVIER
Executed: 2013-11-06
Assignee
CGG SERVICES SA
27, AVENUE CARNOT, MASSY CEDEX, 91341, FRANCE
Covered Property (1)
Method and Device for Determining Frequency Sweep for Seismic Source
Patent: 9,671,509 →
Application: 14/082,503 →
Publication: US 2014/0169132
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 8, 2021
From: CGG SERVICES SA
To: CGG SERVICES SAS
Reel/Frame 055258/0467 →
Change of Name Feb 26, 2021
From: CGG SERVICES SAS
To: SERCEL SAS
Reel/Frame 055427/0558 →