Patent Assignment
Reel/Frame 025520/0483
Merger
Recorded: 2010-12-17
Pages: 4
Assignor
HARBISON-FISCHER, L.P.
Executed: 2007-06-30
Assignee
HARBISON-FISCHER, INC.
901 N. CROWLEY ROAD, CROWLEY, TEXAS, 76036
Covered Properties
(3)
Retrievable Stress and Torque Reducing Tool
Patent:
7,278,476 →
Application:
11/409,845 →
Downhole Pumps with Sand Snare
Method and System for Determining Plunger Location in a Plunger Lift System
Patent:
7,819,189 →
Application:
11/755,274 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 24, 2006
From: BURDETTE, CHARLES R.
To: HARBISON-FISCHER, L.P.
Reel/Frame 018221/0258 →
Assignment of Assignor's Interest
Dec 27, 2006
From: WILLIAMS, BENNY J.
To: HARBISON-FISCHER, L.P.
Reel/Frame 018745/0022 →
Assignment of Assignor's Interest
May 31, 2007
From: COSBY, DAVID D.
To: HARBISON-FISCHER, L.P.
Reel/Frame 019359/0738 →
Security Agreement
May 9, 2018
From: APERGY (DELAWARE) FORMATION, INC.; APERGY BMCS ACQUISITION CORP.; APERGY ENERGY AUTOMATION, LLC; HARBISON-FISCHER, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 046117/0015 →
Security Interest
Jun 5, 2020
From: ACE DOWNHOLE, LLC; APERGY BMCS ACQUISITION CORP.; HARBISON-FISCHER, INC.; NORRIS RODS, INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 053790/0001 →
Release of Security Interest
Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: ACE DOWNHOLE, LLC; HARBISON-FISCHER, INC.; NORRIS RODS, INC.; PCS FERGUSON, INC.
Reel/Frame 060305/0001 →
Merger
Dec 20, 2023
From: HARBISON-FISCHER, INC.
To: CHAMPIONX LLC
Reel/Frame 065921/0024 →
Release of Security Interest in Patents
Jul 17, 2025
From: JPMORGAN CHASE BANK, N.A.
To: CHAMPIONX LLC; APERGY ESP SYSTEMS, LLC; APERGY BMCS ACQUISITION CORP; HARBISON-FISCHER, INC.
Reel/Frame 072004/0019 →