Patent Assignment
Reel/Frame 042915/0710
Change of Name
Recorded: 2017-06-20
Pages: 8
Assignor
NALCO COMPANY
Executed: 2015-12-21
Assignee
NALCO COMPANY LLC
1209 ORANGE STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Environmentally Friendly Corrosion Inhibitor
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 28, 2017
From: NALCO COMPANY LLC
To: ECOLAB USA INC.
Reel/Frame 043134/0006 →
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
Jan 27, 2021
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 055142/0001 →
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 7, 2023
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 065799/0403 →
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 →