Patent Assignment
Reel/Frame 024197/0556
Assignment of Assignor's Interest
Recorded: 2010-04-07
Pages: 3
Assignee
HALL, DAVID R., MR.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property
(1)
Exhaust Port in a Protruding Element of a Downhole Drill Bit
Application:
12/755,534 →
Publication:
US 2011/0247882
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.