Patent Assignment
Reel/Frame 026077/0241
Assignment of Assignor's Interest
Recorded: 2011-04-05
Pages: 3
Assignor
HEITFELD, MARK
Executed: 2010-02-23
Assignee
M-I L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
Covered Property
(1)
System and Method for Gyratory Sifter Deblinding
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.