Patent Assignment
Reel/Frame 024592/0619
Assignment of Assignor's Interest
Recorded: 2010-06-25
Pages: 4
Assignors
CROSS, KIMBERLY JANTUNEN
Executed: 2010-04-16
CHENGARA, ANOOP
Executed: 2010-05-11
SOMMESE, ANTHONY G.
Executed: 2010-05-21
MAHARAJH, EDWARD
Executed: 2010-06-24
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property
(1)
Processing Aids to Improve the Bitumen Recovery and Froth Quality in Oil Sands Extraction Processes
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
May 30, 2020
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 052797/0794 →
Change of Name
Jun 1, 2020
From: NALCO COMPANY LLC
To: CHAMPIONX LLC
Reel/Frame 052800/0358 →
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 →
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 →