Patent Assignment
Reel/Frame 031842/0832
Assignment of Assignor's Interest
Recorded: 2013-12-23
Pages: 6
Assignors
CHAMPION, GARY L.
Executed: 2013-07-19
KEASLER, VICTOR
Executed: 2013-06-19
RYTHER, ROBERT J.
Executed: 2013-12-23
Assignee
ECOLAB USA INC.
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563
Covered Property
(1)
Reduction of Hydrogen Sulfide and/or Malodor Gassing from Water via the Addition of Peroxyacetic Acid/Hydrogen Peroxide Product
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 053250/0001 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 052848/0368 →
Change of Address
Mar 31, 2022
From: ECOLAB USA INC.
To: ECOLAB USA INC.
Reel/Frame 059568/0064 →
Assignment of Assignor's Interest
Mar 31, 2022
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 059568/0109 →
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 →