Patent Assignment
Reel/Frame 016896/0931
Assignment of Assignor's Interest
Recorded: 2005-12-14
Pages: 3
Assignee
HALL, DAVID R.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property
(1)
Hydraulic Drill Bit Assembly
Patent:
7,198,119 →
Application:
11/306,022 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.