IP Library Assignment 025415/0852
Patent Assignment
Reel/Frame 025415/0852

Assignment of Assignor's Interest

Recorded: 2010-12-01 Pages: 4
Assignors
BANKS, RODNEY H.
Executed: 2010-11-23
CIOTA, STEVEN R.
Executed: 2010-11-29
WELZ, SASCHA J.
Executed: 2010-11-22
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property (1)
Method for Determination of System Parameters for Reducing Crude Unit Corrosion
Patent: 9,134,238 →
Application: 12/957,854 →
Publication: US 2012/0142113
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 9, 2017
From: NALCO COMPANY LLC
To: ECOLAB USA INC.
Reel/Frame 043242/0687 →
Change of Name Aug 9, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 043494/0584 →