Patent Assignment
Reel/Frame 058386/0220
Assignment of Assignor's Interest
Recorded: 2021-12-14
Pages: 4
Assignor
MACMURROUGH, JOHN
Executed: 2021-12-14
Assignees
BLACK DIAMOND OILFIELD RENTALS, LLC
9595 SIX PINES DRIVE, NO. 8210, THE WOODLANDS, TEXAS, 77380
ERDOS MILLER, INC.
15120 NORTHWEST FREEWAY, SUITE 100, HOUSTON, TEXAS, 77040
Covered Property
(1)
System, Method and Apparatus for Fin Cutter for Downhole Tool
Patent:
11,229,962 →
Application:
17/225,276 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Intellectual Property Security Agreement
Jul 20, 2022
From: BASIN INDUSTRIES LLC; BASIN MATERIAL HANDLING LLC; BLACK DIAMOND OILFIELD RENTALS LLC; PINNACLE OILFIELD INSPECTION SERVICES LLC
To: CALLODINE COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 060765/0369 →
Security Interest
May 21, 2026
From: BASIN ENERGY LLC; BLACK DIAMOND OILFIELD RENTALS LLC; BASIN MANAGEMENT LLC; WENZEL US LLC
To: CHILDS, JOHN W.; JOHN W. CHILDS 2021 B-H CHARITABLE REMAINDER TRUST
Reel/Frame 075630/0673 →