IP Library Assignment 057836/0142
Patent Assignment
Reel/Frame 057836/0142

Assignment of Assignor's Interest

Recorded: 2021-10-19 Pages: 4
Assignor
HARVEY, EMMA CATHERINE
Executed: 2020-06-05
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property (1)
Naphthenate Inhibition
Application: 16/623,493 →
Publication: US 2020/0199438
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 Sep 22, 2020
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 053849/0537 →
Assignment of Assignor's Interest Oct 19, 2021
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 057858/0251 →
Release of Security Interest Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: CHAMPIONX USA INC.
Reel/Frame 060304/0267 →
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 →