Patent Assignment
Reel/Frame 034973/0654
Assignment of Assignor's Interest
Recorded: 2015-02-17
Pages: 4
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Drill Pipe Oscillation Regime and Torque Controller for Slide Drilling
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.