Patent Assignment
Reel/Frame 029643/0598
Assignment of Assignor's Interest
Recorded: 2013-01-16
Pages: 4
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Drill String Oscillation Methods
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.