Patent Assignment
Reel/Frame 019215/0181
Articles and Certificate of Conversion
Recorded: 2007-04-23
Pages: 3
Assignor
POWER WELL SERVICES, L.P.
Executed: 2007-01-12
Assignee
EXPRO AMERICAS, L.P.
12777 JONES ROAD, SUITE 280, HOUSTON, TEXAS, 77070
Covered Properties
(4)
Erosion Resistant Wear Sleeve for High Pressure Valves
Patent:
6,446,664 →
Application:
09/661,526 →
Modular Actuator System for Valves and Chokes
Solids strainer system for a hydraulic choke
Application:
10/880,640 →
Publication:
US 2005/0006150
Well pressure control system
Application:
10/974,355 →
Publication:
US 2005/0092523
Related Assignments
(16)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 27, 2004
From: SCHMIDT, DAVID A.; NEAL, THOMAS E.; MCCASKILL, JOHN W.; HORN, GARY L.
To: POWER CHOKES, L.P.
Reel/Frame 015270/0259 →
Assignment of Assignor's Interest
Jul 27, 2004
From: POWER CHOKES, INC.
To: POWER CHOKES, L.P.
Reel/Frame 014901/0903 →
Assignment of Assignor's Interest
Aug 19, 2004
From: SIMS, DONALD GLYNN; TAYLOR, MICHAEL JAMES; SCHMIDT, ROBERT FRANK; SCHMIDT, DAVID ANTHONY
To: POWER CHOKES, L.P.
Reel/Frame 015073/0536 →
Security Agreement
Aug 20, 2004
From: POWER CHOKES, L.P.
To: BANK OF AMERICA, N.A.
Reel/Frame 015008/0320 →
Assignment of Assignor's Interest
Oct 27, 2004
From: MCCASKILL, JOHN WALTON; GOODIN, DAVID; GOODWIN, ROBERT
To: POWER CHOKES, L.P., TEXAS LIMITED PARTNERSHIP
Reel/Frame 015936/0250 →
Security Agreement Supplement
Nov 16, 2004
From: POWER CHOKES, L.P.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 015361/0234 →
Change of Name
Aug 17, 2005
From: POWER CHOKES, L.P.
To: POWER WELL SERVICES, L.P.
Reel/Frame 016408/0583 →
Amendment to Patent Security Agreement Supplement
Sep 1, 2005
From: POWER WELL SERVICES, L.P.
To: BANK OF AMERICA, N.A.
Reel/Frame 016480/0398 →
Release of Patent Security Agreement Supplement
Sep 1, 2005
From: BANK OF AMERICA, N.A.
To: POWER WELL SERVICES, L.P.
Reel/Frame 016480/0377 →
Release of Patent Security Agreement Supplement
Aug 8, 2006
From: BANK OF AMERICA, N.A.
To: POWER WELL SERVICES, L.P.
Reel/Frame 018061/0840 →
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 →
Notice of Release of Security Interest in Certain Patents and Trademarks Recorded at Reel 048511, Frame 0837
Nov 13, 2020
From: DNB BANK ASA, LONDON BRANCH
To: EXPRO AMERICAS, LLC
Reel/Frame 054403/0578 →
Assignment of Assignor's Interest
Dec 15, 2020
From: EXPRO AMERICAS, LLC
To: ADS SERVICES LLC
Reel/Frame 054649/0810 →