Patent Assignment
Reel/Frame 018081/0277
Assignment of Assignor's Interest
Recorded: 2006-07-19
Pages: 3
Assignor
HARLESS, JEROME
Executed: 2006-07-17
Assignee
POWER WELL SERVICES, L.P.
12777 JONES ROAD, SUITE 280, HOUSTON, TEXAS, 77070
Covered Property
(1)
Trailer Mounted Smokeless Dual-Phase Burner System
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Articles and Certificate of Conversion
Apr 23, 2007
From: POWER WELL SERVICES, L.P.
To: EXPRO AMERICAS, L.P.
Reel/Frame 019215/0203 →
Assignment of Assignor's Interest
Sep 18, 2008
From: EXPRO AMERICAS, L.P.
To: EXPRO AMERICAS, LLC
Reel/Frame 021547/0687 →
Intellectual Property Security Agreement
Sep 4, 2014
From: EXPRO AMERICAS, LLC
To: HSBC CORPORATE TRUSTEE COMPANY (UK) LIMITED, AS COLLATERAL AGENT
Reel/Frame 033687/0006 →
Release of Security Interest
Feb 7, 2018
From: HSBC CORPORATE TRUSTEE COMPANY (UK) LIMITED, AS COLLATERAL AGENT
To: EXPRO AMERICAS, LLC
Reel/Frame 044852/0391 →
Short-Form Patent and Trademark Security Agreement
Mar 5, 2019
From: EXPRO AMERICAS, LLC
To: DNB BANK ASA, LONDON BRANCH, AS SECURITY AGENT
Reel/Frame 048511/0837 →
Short-Form Patent and Trademark Security Agreement
Oct 4, 2021
From: EXPRO AMERICAS, LLC
To: DNB BANK ASA, LONDON BRANCH
Reel/Frame 057719/0904 →
Release of Security Interest
Sep 30, 2025
From: DNB BANK ASA, LONDON BRANCH
To: EXPRO AMERICAS, LLC
Reel/Frame 072421/0327 →