Patent Assignment
Reel/Frame 050638/0501
Assignment of Assignor's Interest
Recorded: 2019-10-07
Pages: 4
Assignor
TOMKINS, KENNETH
Executed: 2015-01-14
Assignee
SONDEX WIRELINE LIMITED
RANGE ROAD, CODY TECHNOLOGY PARK, FARNBOROUGH, HAMPSHIRE, GU14 0FG, GREAT BRITAIN
Covered Property
(1)
Sensitive DC Current Imbalance Detector And Calibration Method
Application:
16/594,307 →
Publication:
US 2020/0033391
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 7, 2019
From: SONDEX LIMITED; SONDEX WIRELINE LIMITED
To: GE ENERGY OILFIELD TECHNOLOGY, INC.
Reel/Frame 050638/0654 →
Assignment of Assignor's Interest
Oct 7, 2019
From: GE ENERGY OILFIELD TECHNOLOGY, INC.
To: PRIME DOWNHOLE MANUFACTURING LLC
Reel/Frame 050638/0865 →
Security Interest
Sep 2, 2022
From: BLACK DIAMOND OILFIELD RENTALS LLC
To: CALLODINE COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 061372/0012 →
Security Interest
Oct 10, 2022
From: BLACK DIAMOND OILFIELD RENTALS LLC
To: CALLODINE COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 061629/0891 →
Security Interest
Jun 26, 2026
From: CALLODINE COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
To: CALLODINE CREDIT MANAGEMENT, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 075831/0954 →