Patent Assignment
Reel/Frame 033005/0053
Assignment of Assignor's Interest
Recorded: 2014-06-02
Pages: 11
Assignors
MUMMA, MATTHEW DOUGLAS
Executed: 2014-05-28
MURDOCK, ANDREW DAVID
Executed: 2014-04-08
CLEGG, JOHN MARTIN
Executed: 2013-11-26
DUBOSE, WILLIAM HENRY
Executed: 2014-04-21
BOWDEN, NEAL ALAN
Executed: 2014-04-21
Assignee
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE 1110, FORT WORTH, TEXAS, 76102
Covered Property
(1)
Selectively Leached, Polycrystalline Structures for Cutting Elements of Drill Bits
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment for Security -- Patents
Aug 24, 2016
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: CERBERUS BUSINESS FINANCE, LLC, AS COLLATERAL AGENT
Reel/Frame 039806/0952 →
Release of Security Interest
Nov 26, 2018
From: CERBERUS BUSINESS FINANCE, LLC
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 047583/0658 →
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 →