Patent Assignment
Reel/Frame 019109/0285
Confirmatory License
Recorded: 2007-04-03
Pages: 2
Assignor
NOVATEK
Executed: 2007-03-16
Assignee
ENERGY, UNITED STATES DEPARTMENT OF
1000 INDEPENDENCE AVE., S.W, WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property
(1)
Percussive Shearing Drill Bit
Patent:
6,253,864 →
Application:
09/131,592 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.