Patent Assignment
Reel/Frame 028917/0381
Assignment of Assignor's Interest
Recorded: 2012-09-07
Pages: 3
Assignor
NI, YUAN
Executed: 2011-11-10
Assignee
CGGVERITAS SERVICES SA
27, AVENUE CARNOT, MASSY CEDEX, 91341, FRANCE
Covered Property
(1)
Seismic Source with Positive Reflection Plate and Method
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.