Patent Assignment
Reel/Frame 066465/0393
Assignment of Assignor's Interest
Recorded: 2024-02-14
Pages: 22
Assignors
RADFORD, STEVEN R.
Executed: 2021-07-01
HILL, BRIAN D.
Executed: 2021-07-01
POTEET,, CARL E., III
Executed: 2021-07-01
Assignee
BLACK DIAMOND OILFIELD RENTALS LLC
713 NORTHPARK CENTRAL DRIVE, SUITE 400, HOUSTON, TEXAS, 77073
Covered Property
(1)
Selectable Hole Trimmer and Methods Thereof
Application:
18/441,816 →
Publication:
US 2024/0183227
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jul 18, 2025
From: BLACK DIAMOND OILFIELD RENTALS LLC
To: CALLODINE COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 071764/0236 →
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 →