Patent Assignment
Reel/Frame 031171/0442
Assignment of Assignor's Interest
Recorded: 2013-09-10
Pages: 6
Assignors
KUTTEL, BEAT
Executed: 2013-08-26
PYRCH, RANDALL S.
Executed: 2013-08-26
YOUSEF, FAISAL J.
Executed: 2013-08-26
RICHARDSON, ALAN S.
Executed: 2013-09-08
KOSTIUK, GREG
Executed: 2013-08-23
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Direct Modular Top Drive with Pipe Handler Module and Methods
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.