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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.:

US 9616394 B1

PDFFull Text
Date of Patent:
Apr. 11, 2017

Filed:

May. 23, 2013

Graft copolymer functionalized article

Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Catherine A. Bothof, Stillwater, MN (US);

George W. Griesgraber, Eagan, MN (US);

James I. Hembre, Plymouth, MN (US);

Jerald K. Rasmussen, Woodville, WI (US);

Assignee:

3M Innovative Properties Company, St. Paul, MN (US);

Attorney:

Kent S. Kokko

Primary Examiner:

Krishnan S Menon

Int. Cl.
CPC ...
B01D 71/78 (2006.01); B01D 71/56 (2006.01); B01D 71/40 (2006.01); B01D 71/76 (2006.01); C09D 179/02 (2006.01); G01N 33/543 (2006.01); C09D 177/04 (2006.01); C08F 255/02 (2006.01); C08G 69/48 (2006.01); B01J 20/32 (2006.01); C08G 69/10 (2006.01); C08G 73/02 (2006.01);
U.S. Cl.
CPC ...
B01D 71/78 (2013.01); B01D 71/56 (2013.01); B01D 71/76 (2013.01); B01J 20/321 (2013.01); B01J 20/3282 (2013.01); B01J 20/3293 (2013.01); B01J 20/3297 (2013.01); C08F 255/02 (2013.01); C08G 69/48 (2013.01); C09D 177/04 (2013.01); C09D 179/02 (2013.01); G01N 33/54393 (2013.01); B01D 71/40 (2013.01); B01D 2323/30 (2013.01); B01D 2323/385 (2013.01); C08G 69/10 (2013.01); C08G 73/022 (2013.01); C08G 73/0206 (2013.01); C08G 73/028 (2013.01);
Abstract

Guanidinyl ligand-functionalized polymers, methods of making the same, and substrates bearing a grafted coating of the ligand-functional polymers are described. The grafted polymer has the requisite affinity for binding neutral or negatively charged biomaterials, such as cells, cell debris, bacteria, spores, viruses, nucleic acids, endotoxins and proteins, at pH's near or below the pI's of the biomaterials.

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Bothof, Catherine. (2017). Graft copolymer functionalized article (U.S. Patent No. 9616394). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9616394

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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