Patent Assignment
Reel/Frame 022907/0364
Assignment of Assignor's Interest
Recorded: 2009-07-02
Pages: 3
Assignor
MAY, JAMES
Executed: 2009-06-18
Assignee
SMITH INTERNATIONAL, INC.
16740 HARDY STREET, HOUSTON, TEXAS, 77032
Covered Property
(1)
Method and Apparatus for Controlling Bottom Hole Pressure in a Subterranean Formation During Rig Pump Operation
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.