Patent Assignment
Reel/Frame 018504/0627
Assignment of Assignor's Interest
Recorded: 2006-11-10
Pages: 8
Assignors
COOK, ROBERT LANCE
Executed: 2006-10-26
RING, LEV
Executed: 2006-11-07
ZWALD, EDWIN A., JR.
Executed: 2006-10-27
FILIPPOV, ANDREI GREGORY
Executed: 2006-11-03
WADDELL, KEVIN K.
Executed: 2006-10-25
Assignee
SHELL OIL COMPANY
910 LOUISIANA, HOUSTON, TEXAS, 77252
Covered Property
(1)
Method and Apparatus for Forming a Mono-Diameter Wellbore Casing
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.