Patent Assignment
Reel/Frame 020485/0237
Assignment of Assignor's Interest
Recorded: 2008-02-08
Pages: 14
Assignors
COOK, ROBERT LANCE
Executed: 2007-11-27
BRISCO, DAVID PAUL
Executed: 2007-12-16
RING, LEV
Executed: 2007-12-14
BULLOCK, MICHAEL DENNIS
Executed: 2007-12-10
Assignee
SHELL OIL COMPANY
910 LOUISIANA, HOUSTON, TEXAS, 77002
Covered Property
(1)
Method of Applying an Axial Force to an Expansion Cone
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.