IP Library › Assignment 024112/0491
Patent Assignment
Reel/Frame 024112/0491

Assignment of Assignor's Interest

Recorded: 2010-03-22 Pages: 3
Assignor
CHILD, DANIEL E.
Executed: 2010-03-12
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property (1)
Sulfide Flotation Aid
Patent: 8,413,816 →
Application: 12/706,091 →
Publication: US 2011/0198296
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 20, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 043924/0587 →
Assignment of Assignor's Interest Nov 1, 2017
From: NALCO COMPANY LLC
To: ECOLAB USA INC.
Reel/Frame 044347/0104 →