Patent Assignment
Reel/Frame 031707/0388
Assignment of Assignor's Interest
Recorded: 2013-12-03
Pages: 6
Assignors
PATTERSON, JOHN B.
Executed: 2011-06-13
NOWAK, ROMAN K.
Executed: 2011-06-13
JARSKI, JUSTIN M.
Executed: 2011-06-13
SULIMA, STANISLAW C.
Executed: 2011-06-13
Assignee
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH, HOUSTON, TEXAS, 77070
Covered Property
(1)
Automated Systems and Methods for Make-Up and Break-Out of Tubulars
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.