The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 10, 2013
Filed:
Aug. 21, 2009
Applicants:
Pious V. Kurian, Aurora, IL (US);
Peter E. Reed, Plainfield, IL (US);
Michael R. St. John, Chicago, IL (US);
Winston Su, Naperville, IL (US);
Jeffrey R. Cramm, Batavia, IL (US);
Inventors:
Pious V. Kurian, Aurora, IL (US);
Peter E. Reed, Plainfield, IL (US);
Michael R. St. John, Chicago, IL (US);
Winston Su, Naperville, IL (US);
Jeffrey R. Cramm, Batavia, IL (US);
Assignee:
Nalco Company, Naperville, IL;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 220/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A structured water soluble polymer produced by polymerization of amine-containing monomers or pre-formed polymers is described. Various structured polymers are prepared and characterized. The structured polymers are particularly valued in the papermaking industry.