IP Library Assignment 031804/0161
Patent Assignment
Reel/Frame 031804/0161

Corrective Assignment to Correct the Owner Entity Was Improperly Listed as Sondex Limited. the Assignee in Fact Was Sondex Wireline Limited. Previously Recorded on Reel 025211 Frame 0797. Assignor(S) Hereby Confirms the Correct Owner Entity Is Sondex Wireline Limited.

Recorded: 2013-12-12 Pages: 5
Assignor
AYERS, DAVID BLAINE
Executed: 2010-10-26
Assignee
SONDEX WIRELINE LIMITED
SAXONY WAY, BLACKBUSHE BUSINESS PARK, YATELY, HAMPSHIRE, GU46 6AB, UNITED KINGDOM
Covered Property (1)
Telemetry Conveyed by Pipe Utilizing Specks
Patent: 8,639,186 →
Application: 12/914,196 →
Publication: US 2012/0108171
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 28, 2010
From: AYERS, DAVID BLAINE
To: SONDEX LIMITED
Reel/Frame 025211/0797 →
Assignment of Assignor's Interest May 12, 2019
From: SONDEX LIMITED; SONDEX WIRELINE LIMITED
To: GE ENERGY OILFIELD TECHNOLOGY, INC.
Reel/Frame 049151/0054 →
Assignment of Assignor's Interest May 12, 2019
From: GE ENERGY OILFIELD TECHNOLOGY, INC.
To: PRIME DOWNHOLE MANUFACTURING LLC
Reel/Frame 049151/0079 →
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 →