Patent Assignment
Reel/Frame 016431/0467
Assignment of Assignor's Interest
Recorded: 2005-03-29
Pages: 3
Assignor
BROWN, THADDEUS LEON
Executed: 2005-03-25
Assignee
HARBISON-FISCHER, INC.
901 NORTH CROWLEY ROAD, CROWLEY, TEXAS, 76036
Covered Property
(1)
Apparatus and Method for Reducing Gas Lock in Downhole Pumps
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →