Patent Assignment
Reel/Frame 027812/0389
Assignment of Assignor's Interest
Recorded: 2012-03-06
Pages: 6
Assignors
PYRCH, RANDALL S.
Executed: 2007-02-02
YOUSEF, FAISAL J.
Executed: 2007-02-02
RICHARDSON, ALAN S.
Executed: 2007-02-08
KOSTIUK, GREG
Executed: 2007-02-06
KUTTEL, BEAT
Executed: 2007-02-05
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Modular Top Drive Lubrication System and Methods
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.