Patent Assignment
Reel/Frame 022216/0534
Assignment of Assignor's Interest
Recorded: 2009-02-05
Pages: 7
Assignors
CHENG, WEIGUO
Executed: 2009-01-09
LI, JUN
Executed: 2009-01-09
ZHAO, YULIN
Executed: 2009-01-09
RAO, QING LONG
Executed: 2009-01-12
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property
(1)
Method of Increasing Filler Content in Papermaking
Related Assignments
(7)
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 →
Assignment of Assignor's Interest
Oct 28, 2016
From: NALCO COMPANY
To: ECOLAB USA INC.
Reel/Frame 040156/0660 →
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
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 041835/0903 →
Assignment of Assignor's Interest
Apr 4, 2017
From: NALCO COMPANY
To: ECOLAB USA INC.
Reel/Frame 042147/0420 →