Patent Assignment
Reel/Frame 047097/0646
Assignment of Assignor's Interest
Recorded: 2018-10-08
Pages: 6
Assignors
BOWDEN, NEAL ALAN
Executed: 2014-07-08
DUBOSE, WILLIAM HENRY
Executed: 2014-06-26
DAMIAN, THOMAS ALAN
Executed: 2014-06-23
Assignee
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE. 1110, FORT WORTH, TEXAS, 76102
Covered Property
(1)
Wear Element for Downhole Tool with a Cold-Pressed Graphite Wear Layer
Application:
14/160,395 →
Publication:
US 2014/0202774
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 →