Patent Assignment
Reel/Frame 051283/0521
Assignment of Assignor's Interest
Recorded: 2019-12-12
Pages: 14
Assignor
LI, XIAOJIN HARRY
Executed: 2019-10-28
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property
(1)
Nonionic Inversion Agents for Water-in-Oil Latices and Methods of Use
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 3, 2016
From: LI, XIAOJIN HARRY; PARTHASARATHY, ANAND
To: ECOLAB USA INC.
Reel/Frame 040211/0867 →
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 10, 2020
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 053749/0001 →
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
Jun 19, 2024
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 067768/0888 →
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 →