Patent Assignment
Reel/Frame 022907/0964
Assignment of Assignor's Interest
Recorded: 2009-07-02
Pages: 3
Assignor
DUHE, JASON
Executed: 2009-06-18
Assignee
M-I L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
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.