Patent Assignment
Reel/Frame 047097/0640
Assignment of Assignor's Interest
Recorded: 2018-10-08
Pages: 6
Assignors
MUMMA, MATTHEW DOUGLAS
Executed: 2012-07-03
MURDOCK, ANDREW DAVID
Executed: 2012-06-15
CLEGG, JOHN MARTIN
Executed: 2012-06-14
DUBOSE, WILLIAM HENRY
Executed: 2012-07-06
BOWDEN, NEAL ALAN
Executed: 2012-07-06
Assignee
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE. 1110, FORT WORTH, TEXAS, 76102
Covered Property
(1)
Diamond Cutting Elements for Drill Bits Seeded With HCP Crystalline Material
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Nov 27, 2018
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 047589/0970 →
Release of Security Interest
Aug 15, 2023
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 064596/0706 →