IP Library › Assignment 042849/0914
Patent Assignment
Reel/Frame 042849/0914

Assignment of Assignor's Interest

Recorded: 2017-06-28 Pages: 3
Assignor
NALCO COMPANY LLC
Executed: 2017-02-27
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property (1)
Sulfur Containing Silica Particle
Patent: 8,932,549 →
Application: 13/269,116 →
Publication: US 2012/0276275
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 24, 2012
From: ERGANG, NICHOLAS S.; SARATOVSKY, IAN; CHEN, HUNG TING
To: NALCO COMPANY
Reel/Frame 027758/0912 →
Change of Name Jun 14, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 042809/0347 →