Patent Assignment
Reel/Frame 006736/0844
Assignment of Assignor's Interest
Recorded: 1993-09-07
Pages: 2
Assignor
SYRINEK, ALLEN R.
Executed: 1993-08-03
Assignee
NALCO CHEMICAL COMPANY
ONE NALCO CENTER, NAPERVILLE, ILLINOIS, 60563
Covered Property
(1)
Synergistic Anti-Microbial Compositions Comprising Methylene(Bisthiocyanate) and 2-Bromo-2-Nitro-Propane-1,3-Diol
Patent:
5,385,605 →
Application:
08/088,050 →
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 9, 1997
From: NALCO CHEMICAL COMPANY
To: NALCO/EXXON ENERGY CHEMICALS, LP
Reel/Frame 008545/0339 →
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
Jan 31, 2006
From: NALCO ENERGY SERVICES, L.P.
To: NALCO COMPANY
Reel/Frame 017089/0497 →
Change of Name
Feb 28, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 041836/0364 →
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 →