Patent Assignment
Reel/Frame 006959/0180
Assignment of Assignor's Interest
Recorded: 1994-04-08
Pages: 3
Assignee
NALCO CHEMICAL COMPANY
ONE NALCO CENTER, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property
(1)
Alpha Olefin/Maleic Anhydride Copolymers as Antifoulants in Quench Water Systems
Patent:
5,427,690 →
Application:
08/194,758 →
Related Assignments
(13)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 27, 2000
From: NALCO CHEMICAL COMPANY
To: NALCO/EXXON ENERGY CHEMICALS, L.P.
Reel/Frame 010719/0128 →
Change of Name
Dec 7, 2001
From: NALCO/EXXON ENERGY CHEMICALS, L.P.
To: ONDEO NALCO ENERGY SERVICES, L.P.
Reel/Frame 012312/0854 →
Grant of Security Interest
Dec 8, 2003
From: ONDEO NALCO ENERGY SERVICES, L.P.
To: CITICORP NORTH AMERICA, INC. AS ADMINISTRATIVE AGENT
Reel/Frame 014797/0293 →
Change of Name
Jan 24, 2006
From: ONDEO NALCO ENERGY SERVICES, L.P.
To: NALCO ENERGY SERVICES, L.P.
Reel/Frame 017045/0751 →
Merger
Mar 14, 2006
From: NALCO ENERGY SERVICES, L.P.
To: NALCO COMPANY
Reel/Frame 017297/0730 →
Security Agreement
May 18, 2009
From: NALCO COMPANY; CALGON LLC; NALCO ONE SOURCE LLC; NALCO CROSSBOW WATER LLC
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 022703/0001 →
Release of Security Interest
Jun 18, 2015
From: BANK OF AMERICA, N.A.
To: NALCO COMPANY
Reel/Frame 035976/0609 →
Release of Security Interest
Feb 24, 2017
From: BANK OF AMERICA, N.A.
To: NALCO COMPANY
Reel/Frame 041808/0713 →
Release of Security Interest
Feb 28, 2017
From: CITICORP NORTH AMERICA, INC.
To: NALCO COMPANY
Reel/Frame 041837/0366 →
Assignment of Assignor's Interest
Feb 28, 2017
From: NALCO COMPANY LLC; CALGON CORPORATION; CALGON LLC; ONDEO NALCO ENERGY SERVICES, L.P.
To: ECOLAB USA INC.
Reel/Frame 041836/0437 →
Change of Name
Feb 28, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 041836/0364 →
Change of Name
Feb 28, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 041835/0903 →
Assignment of Assignor's Interest
Apr 4, 2017
From: NALCO COMPANY
To: ECOLAB USA INC.
Reel/Frame 042147/0420 →