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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/17/2015
Application #:
12984331
Filing Dt:
01/04/2011
Publication #:
Pub Dt:
07/05/2012
Inventors:
Ronald V. Davis, Wayne L. Moss, Michael G. Strominger, Randon Renzello, Thomas A. Faigl et al
Title:
PHOSPHORIC ACID PRODUCTION GYPSUM FILTRATION FLOCCULANT PRE-DILUTION (MAKE DOWN) WITH POST-FILTRATION PHOSPHORIC ACID
Assignment: 1
Reel/Frame:
025688/0596Recorded: 01/25/2011Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/18/2011
Exec Dt:
01/18/2011
Exec Dt:
01/21/2011
Exec Dt:
01/18/2011
Exec Dt:
01/21/2011
Exec Dt:
01/18/2011
Assignee:
1601 W. DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Correspondent:
NALCO COMPANY
1601 W. DIEHL ROAD
PATENT & LICENSING DEPT.
NAPERVILLE, IL 60563-1198
Assignment: 2
Reel/Frame:
043924/0587Recorded: 09/20/2017Pages: 9
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/29/2015
Assignee:
1601 WEST DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Correspondent:
JOSHUA D. BISHOP
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON AVE., SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 3
Reel/Frame:
044347/0104Recorded: 11/01/2017Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/27/2017
Assignee:
1 ECOLAB PLACE
ST. PAUL, MINNESOTA 55102
Correspondent:
JOSHUA D. BISHOP
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON AVE., SUITE 4900
CHICAGO, IL 60601-6731

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