Patent Assignment
Reel/Frame 022356/0658
Assignment of Assignor's Interest
Recorded: 2009-03-06
Pages: 4
Assignors
HANSEN, KIRK SAMUEL
Executed: 2008-09-08
HSU, CHIA-FU
Executed: 2009-02-23
MOLLINGER, ALEXANDER MICHIEL
Executed: 2008-11-12
Assignee
SHELL OIL COMPANY
ONE SHELL PLAZA, P.O. BOX 2463, HOUSTON, TEXAS, 77252-2463
Covered Property
(1)
Cyclic Steam Stimulation Method with Multiple Fractures
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.