IP Library Assignment 013391/0604
Patent Assignment
Reel/Frame 013391/0604

Assignment of Assignor's Interest

Recorded: 2002-10-15 Pages: 3
Assignors
KEISER, BRUCE A.
Executed: 2000-07-13
HUANG, CHENG-SUNG
Executed: 2000-07-13
NUNN, MAUREEN B.
Executed: 2000-07-13
MACDONALD, DENNIS L.
Executed: 2000-07-13
Assignee
NALCO CHEMICAL COMPANY
ONE NALCO CENTER, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property (1)
Stable colloidal silica aquasols
Application: 10/252,301 →
Publication: US 2003/0065041
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 4, 2002
From: NALCO CHEMICAL COMPANY
To: ONDEO NALCO COMPANY
Reel/Frame 013458/0319 →
Grant of Security Interest Dec 2, 2003
From: ONDEO NALCO COMPANY
To: NALCO COMPANY
Reel/Frame 014822/0305 →
Grant of Security Interest Dec 8, 2003
From: NALCO COMPANY
To: CITICORP NORTH AMERICA, INC., AS ADMINISTRATIVE AGENT
Reel/Frame 014805/0132 →
Release of Security Interest Feb 28, 2017
From: CITICORP NORTH AMERICA, INC.
To: NALCO COMPANY
Reel/Frame 041832/0826 →
Change of Name Feb 28, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 041835/0903 →
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 →