US Patent 7141181 Composition comprising amphoteric polymeric flocculants
Patent 7141181 was granted and assigned to Toagosei on November, 2006 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 4, 2002
Date of Patent
November 28, 2006
Patent Application Number
10487918
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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