Patent Assignment
Reel/Frame 031792/0907
Assignment of Assignor's Interest
Recorded: 2013-12-16
Pages: 4
Assignors
JOHNSON, CHARLES DANIEL
Executed: 2013-02-14
AMUNDSEN, MARVIN WINDSOR
Executed: 2013-02-14
Assignee
VAREL INTERNATIONAL, IND., L.P.
1625 WEST CROSBY, SUITE 124, CARROLLTON, TEXAS, 75006
Covered Property
(1)
Method for Applying Hardfacing to a Matrix Substrate of a Drill Bit