IP Library Assignment 020473/0707
Patent Assignment
Reel/Frame 020473/0707

Merger

Recorded: 2008-02-07 Pages: 5
Assignor
NALCO ENERGY SERVICES L.P
Executed: 2006-01-01
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property (1)
Method of Clarifying Oily Waste Water
Patent: 7,431,845 →
Application: 11/159,498 →
Publication: US 2006/0289359
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 19, 2005
From: MANEK, MARIA B.; HOWDESHELL, MICHAEL J.; WELLS, KIRK E.; CLEVER, HESTER A.
To: NALCO ENERGY SERVICES, L.P.
Reel/Frame 017374/0206 →
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 Feb 24, 2017
From: BANK OF AMERICA, N.A.
To: NALCO COMPANY
Reel/Frame 041808/0713 →
Assignment of Assignor's Interest Apr 4, 2017
From: NALCO COMPANY
To: ECOLAB USA INC.
Reel/Frame 042147/0420 →