Patent Assignment
Reel/Frame 023804/0402
Assignment of Assignor's Interest
Recorded: 2010-01-19
Pages: 11
Assignor
SHELL OIL COMPANY
Executed: 2009-10-12
Assignee
THRUBIT B.V.
LANGE KLEIWEG 60F, RIJSWIJK ZH, 2288GK, NETHERLANDS
Covered Property
(1)
Drill Bit Assembly and Method of Performing an Operation in a Wellbore
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.