IP Library › Assignment 042820/0764
Patent Assignment
Reel/Frame 042820/0764

Change of Name

Recorded: 2017-06-15 Pages: 8
Assignor
NALCO COMPANY
Executed: 2015-12-21
Assignee
NALCO COMPANY LLC
1209 ORANGE STREET, WILMINGTON, DELAWARE, 19801
Covered Property (1)
Silica Containing Particle
Patent: 8,936,772 →
Application: 12/756,548 →
Publication: US 2011/0250341
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 29, 2014
From: KEISER, BRUCE A.; ERGANG, NICHOLAS S.; MIMNA, RICHARD
To: NALCO COMPANY
Reel/Frame 032989/0152 →
Assignment of Assignor's Interest Jun 28, 2017
From: NALCO COMPANY LLC
To: ECOLAB USA INC.
Reel/Frame 042849/0888 →