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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
02/23/2021
Application #:
15686732
Filing Dt:
08/25/2017
Publication #:
Pub Dt:
03/01/2018
Inventors:
Jianjun Liu, Kevin O'Brien, Paul Wiatr, Daniel N.T. Hay
Title:
SULFONATED MODIFIERS FOR FROTH FLOTATION
Assignment: 1
Reel/Frame:
044231/0841Recorded: 11/28/2017Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/27/2017
Exec Dt:
11/27/2017
Exec Dt:
11/27/2017
Exec Dt:
11/27/2017
Assignee:
1 ECOLAB PLACE
ST. PAUL, MINNESOTA 55102
Correspondent:
C/O KAGAN BINDER
221 MAIN STREET NORTH
SUITE 200, MAPLE ISLAND BUILDING
STILLWATER, MN 55082

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