IP Library Assignment 033811/0437
Patent Assignment
Reel/Frame 033811/0437

Assignment of Assignor's Interest

Recorded: 2014-09-24 Pages: 4
Assignor
ZIMMERMAN, JEFFREY BRIAN, JR
Executed: 2014-08-27
Assignee
INTEGRATED PRODUCTION SERVICES, INC.
16800 GREENSPOINT PARK DRIVE, SUITE 200S, HOUSTON, TEXAS, 77060
Covered Property (1)
Plunger Lift Assembly with an Improved Free Piston Assembly
Patent: 9,976,548 →
Application: 14/472,044 →
Publication: US 2016/0061012
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Feb 25, 2016
From: INTEGRATED PRODUCTION SERVICES, INC.; SUPERIOR ENERGY SERVICES, L.L.C.; SUPERIOR ENERGY SERVICES-NORTH AMERICA SERVICES, INC.; WARRIOR ENERGY SERVICES CORPORATION
To: JPMORGAN CHASE BANK, N.A. AS ADMINISTRATIVE AGENT
Reel/Frame 037927/0088 →
Assignment of Assignor's Interest Dec 13, 2017
From: INTEGRATED PRODUCTION SERVICES, INC.
To: SUPERIOR ENERGY SERVICES, L.L.C.
Reel/Frame 044386/0540 →
Assignment of Assignor's Interest Jan 23, 2020
From: SUPERIOR ENERGY SERVICES, L.L.C.
To: ENDURANCE LIFT SOLUTIONS, LLC
Reel/Frame 051602/0358 →
Patent Security Agreement Supplement Aug 3, 2023
From: ENDURANCE LIFT SOLUTIONS, LLC
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 064494/0104 →