Assignment of Assignor's Interest

Recorded: 2012-12-11 Pages: 5

Assignors

KUTTEL, BEAT

Executed: 2012-11-14

YORK, LEMUEL T.

Executed: 2012-11-14

YOUSEF, FAISAL J.

Executed: 2012-11-27

Assignee

CANRIG DRILLING TECHNOLOGY LTD.

8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070

Covered Property (1)

Reciprocating and Rotating Section and Methods

Application: 61/720,725 →

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.