IP Library Assignment 061713/0199
Patent Assignment
Reel/Frame 061713/0199

Assignment of Assignor's Interest

Recorded: 2022-11-09 Pages: 5
Assignors
KIBBE, CHARLES G.
Executed: 2022-11-04
ROBIN, ROSS J.
Executed: 2022-11-07
Assignee
BLACK DIAMOND OILFIELD RENTALS LLC
713 NORTHPARK CENTRAL DRIVE, SUITE 400, HOUSTON, TEXAS, 77073
Covered Property (1)
Trapdoor-Style Drilling Mud Screen System and Methods Thereof
Application: 17/984,193 →
Publication: US 2023/0063617
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 →