Patent Assignment
Reel/Frame 062191/0866
Assignment of Assignor's Interest
Recorded: 2022-12-22
Pages: 4
Assignee
BLACK DIAMOND OILFIELD RENTALS LLC
713 NORTHPARK CENTRAL DRIVE, SUITE 400, HOUSTON, TEXAS, 77073
Covered Property
(1)
Drill Pipe
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 →