IP Library › Assignment 029541/0107
Patent Assignment
Reel/Frame 029541/0107

Assignment of Assignor's Interest

Recorded: 2012-12-28 Pages: 4
Assignors
URBANI, CARL
Executed: 2012-12-21
KILDEA, JOHN D.
Executed: 2012-12-21
CHESTER, RYAN
Executed: 2012-12-21
WANG, JING
Executed: 2012-12-20
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563
Covered Property (1)
Chemical Treatment to Improve Red Mud Separation and Washing in the Bayer Process
Patent: 9,199,855 →
Application: 13/729,744 →
Publication: US 2013/0112627
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 →