Patent Assignment
Reel/Frame 022011/0463
Assignment of Assignor's Interest
Recorded: 2008-12-21
Pages: 10
Assignors
ROBERTSSON, JOHAN O. A.
Executed: 2006-07-31
VAN MANEN, DIRK-JAN
Executed: 2007-03-05
HALLIDAY, DAVID
Executed: 2006-07-12
LAWS, ROBERT
Executed: 2006-07-12
Assignee
WESTERNGECO, L.L.C.
1001 RICHMOND AVENUE, HOUSTON, TEXAS, 77042
Covered Property
(1)
Seismic Data Acquisition and Source-Side Derivatives Generation and Application
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.