Patent Assignment
Reel/Frame 030893/0396
Assignment of Assignor's Interest
Recorded: 2013-07-29
Pages: 4
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Force Application Reduction Employing Actuator and Thrust Bearing
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.