Patent Assignment
Reel/Frame 055704/0405
Assignment of Assignor's Interest
Recorded: 2021-03-24
Pages: 8
Assignors
KASMARK, JOHN M, JR.
Executed: 2020-05-31
KURIAN, PIOUS
Executed: 2020-07-24
WEATHERS, THOMAS MICHAEL, JR.
Executed: 2020-09-08
MENDOZA SERRANO, DAVID ISRAEL
Executed: 2020-06-12
LANCASTER, CHRISTOPHER L.
Executed: 2020-07-24
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property
(1)
Continuous Inverse Emulsion Polymerization Process for Uniform Polymer Size Distribution
Patent:
11,708,426 →
Application:
17/203,465 →
Publication:
US 2021/0292444
PCT:
PCT/US2021/022612 ↗
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 24, 2021
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 055709/0001 →
Security Interest
Apr 30, 2021
From: APERGY ESP SYSTEMS, LLC; APERGY BMCS ACQUISITION CORPORATION; CHAMPIONX USA INC.; HARBISON-FISCHER, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 056106/0007 →
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 →