Patent Assignment
Reel/Frame 031152/0909
Assignment of Assignor's Interest
Recorded: 2013-09-06
Pages: 4
Assignors
DUTTLINGER, WILLIAM T., JR.
Executed: 2013-04-22
CHENGARA, ANOOP
Executed: 2013-04-22
CROSS, KIMBERLY JANTUNEN
Executed: 2013-04-22
SOMMESE, ANTHONY G.
Executed: 2013-04-19
Assignee
ECOLAB USA INC.
1601 WEST DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563
Covered Property
(1)
Process and System for Dewatering Oil Sands Fine Tailings
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 16, 2018
From: DUTTLINGER, WILLIAM T., JR.; CHENGARA, ANOOP; CROSS, KIMBERLY JANTUNEN; SOMMESE, ANTHONY G.
To: ECOLAB USA INC.
Reel/Frame 045554/0197 →
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 →