Patent Assignment
Reel/Frame 027253/0443
Assignment of Assignor's Interest
Recorded: 2011-11-18
Pages: 3
Assignee
DRILLTRONICS RIG SYSTEM AS
POSTBOKS 361, STAVANGER, N-4067, NORWAY
Covered Property
(1)
Drilling Control Method and System
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.