Patent Assignment
Reel/Frame 011342/0152
Assignment of Assignor's Interest
Recorded: 2000-12-05
Pages: 2
Assignees
INSTITUTE FRANCAIS DU PETROLE
1&4, AVENUE DE BOIS PREAU, 92852 RUEIL-MALMAISON CEDEX, FRANCE
GAZ DE FRANCE SERVICE NATIONAL
23, RUE PHILIBERT DELORME, 75017 PARIS, FRANCE
Covered Property
(1)
Method and Device Intended for Permanent Monitoring of an Underground Formation
Patent:
6,182,012 →
Application:
09/253,535 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 9, 1999
From: LAURENT, JEAN; HUGUET, FREDERIC
To: INSTITUT FRANCAIS DU PETROLE
Reel/Frame 009891/0339 →
Assignment of Assignor's Interest
Mar 13, 2003
From: INSTITUT FRANCAIS DU PETROLE; GAZ DE FRANCE
To: INSTITUT FRANCAIS DU PETROLE; GAZ DE FRANCE; COMPAGNIE GENERALE DE GEOPHYSIQUE
Reel/Frame 013839/0698 →
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 →