Patent Assignment
Reel/Frame 050862/0921
Assignment of Assignor's Interest
Recorded: 2019-10-29
Pages: 63
Assignor
AIR PRODUCTS AND CHEMICALS, INC.
Executed: 2017-01-03
Assignee
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Property
(1)
Method of Preparing Quaternized Amidoamine Surfactants
Patent:
6,964,940 →
Application:
10/338,442 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 17, 2019
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051322/0583 →
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
Mar 23, 2022
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 059484/0005 →
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 →