Patent Assignment
Reel/Frame 031214/0356
Assignment of Assignor's Interest
Recorded: 2013-09-16
Pages: 3
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property
(1)
Methods and Apparatus for Reducing Stick-Slip
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.