IP Library Assignment 022365/0753
Patent Assignment
Reel/Frame 022365/0753

Assignment of Assignor's Interest

Recorded: 2009-03-09 Pages: 3
Assignors
DUGGIRALA, PRASAD
Executed: 2009-03-06
SHEVCHENKO, SERGEY
Executed: 2009-03-06
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property (1)
Method and Chemical Composition to Improve Efficiency of Mechanical Pulp
Application: 12/400,326 →
Publication: US 2010/0224333
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →
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 →
Assignment of Assignor's Interest Apr 4, 2017
From: NALCO COMPANY
To: ECOLAB USA INC.
Reel/Frame 042147/0420 →