Patent Assignment
Reel/Frame 014323/0346
Assignment of Assignor's Interest
Recorded: 2003-07-25
Pages: 2
Assignor
CALVERT, RODNEY WILLIAM
Executed: 2003-05-05
Assignee
SHELL OIL COMPANY
900 LOUISIANA, P.O. BOX 2463, HOUSTON, TEXAS, 77252-2463
Covered Property
(1)
Marine Time-Lapse Seismic Surveying
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.