Patent Assignment
Reel/Frame 042123/0524
Assignment of Assignor's Interest
Recorded: 2017-04-24
Pages: 6
Assignors
CHAMPION, GARY L.
Executed: 2014-08-27
KEASLER, VICTOR
Executed: 2014-08-28
RYTHER, ROBERT J.
Executed: 2014-08-21
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, SAINT PAUL, MINNESOTA, 55102
Covered Property
(1)
Reduction of Hydrogen Sulfide and/or Malodor Gassing from Water via the Addition of Peroxyacetic Acid/Hydrogen Peroxide Product
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 052848/0368 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 053250/0001 →
Assignment of Assignor's Interest
Aug 31, 2020
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 053639/0001 →
Release of Security Interest
Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: CHAMPIONX USA INC.
Reel/Frame 060304/0267 →
Assignment of Assignor's Interest
Dec 14, 2023
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 065869/0839 →
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 →