IP Library Assignment 047882/0175
Patent Assignment
Reel/Frame 047882/0175

Assignment of Assignor's Interest

Recorded: 2019-01-02 Pages: 7
Assignor
ZIMMERMAN, JEFFREY BRIAN, JR.
Executed: 2014-08-27
Assignee
SUPERIOR ENERGY SERVICES, L.L.C. (FORMERLY INTEGRATED PRODUCTION SERVICES INC.)
16610 ALDINE WESTFIELD ROAD, HOUSTON, TEXAS, 77032
Covered Property (1)
Plunger Lift Assembly with an Improved Free Piston Assembly
Application: 15/957,841 →
Publication: US 2018/0238321
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →