Patent Assignment
Reel/Frame 012975/0454
Assignment of Assignor's Interest
Recorded: 2002-06-03
Pages: 2
Assignee
COMPAGNIE GENERALE DE GEOPHYSIQUE
1, RUE IEON MIGAUX, 91300 MASSY, FRANCE
Covered Property
(1)
Method of Reducing Harmonic Noise in Vibroseis Operations
Patent:
6,603,707 →
Application:
10/082,960 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 6, 2008
From: COMPAGNIE GENERALE DE GEOPHYSIQUE
To: COMPAGNIE GENERALE DE GEOPHYSIQUE - VERITAS
Reel/Frame 021339/0757 →
Assignment of Assignor's Interest
Aug 6, 2008
From: COMPAGNIE GENERALE DE GEOPHYSIQUE - VERITAS
To: CGGVERITAS SERVICES SA
Reel/Frame 021339/0764 →
Change of Name
Jan 28, 2021
From: CGGVERITAS SERVICES SA
To: CGG SERVICES SA
Reel/Frame 055160/0080 →
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 →