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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 9345997 B1

PDFFull Text
Expired
Date of Patent:
May. 24, 2016

Filed:

Aug. 01, 2013

Active polymeric filters

Applicant:

Empire Technology Development Llc, Wilmington, DE (US);

Inventors:

Angele Sjong, Louisville, CO (US);

Kraig K. Anderson, Burlingame, CA (US);

Assignee:

EMPIRE TECHNOLOGY DEVELOPMENT LLC, Wilmington, DE (US);

Attorney:

Foley & Lardner LLP

Primary Examiner:

Monique Peets

Int. Cl.
CPC ...
C07D 321/00 (2006.01); B01D 39/16 (2006.01); C08G 64/42 (2006.01); C08G 69/48 (2006.01); C08G 63/08 (2006.01); C08G 63/183 (2006.01); C08G 63/91 (2006.01); C08G 64/06 (2006.01); C08G 69/14 (2006.01); C08G 69/32 (2006.01); C08G 73/02 (2006.01); C08B 37/08 (2006.01); C08G 18/83 (2006.01); C08G 18/32 (2006.01); C08B 37/00 (2006.01); B01D 53/02 (2006.01); C02F 1/56 (2006.01);
U.S. Cl.
CPC ...
B01D 39/16 (2013.01); C08B 37/00 (2013.01); C08B 37/003 (2013.01); C08G 18/3203 (2013.01); C08G 18/83 (2013.01); C08G 63/08 (2013.01); C08G 63/183 (2013.01); C08G 63/912 (2013.01); C08G 63/916 (2013.01); C08G 64/06 (2013.01); C08G 64/42 (2013.01); C08G 69/14 (2013.01); C08G 69/32 (2013.01); C08G 69/48 (2013.01); C08G 73/02 (2013.01); B01D 53/02 (2013.01); B01D 2253/202 (2013.01); B01D 2259/4508 (2013.01); C02F 1/56 (2013.01);
Abstract

A polymer includes at least one pendant dioxirane moiety represented by Formula III or IV: In Formulas III and IV, Ris absent or is alkylene, perhaloalkylene, cycloalkylene, arylene, heteroarylene, heterocyclylene, amino, carbonyl, carboxyl, alkylcarboxy, carboxyalkyl or alkylcarboxyalkyl; Ris an electron withdrawing group; Ris —NRRor alkylene; Ris —NRRor alkylene; each Ris independently H, alkyl, or cycloalkyl; and each Ris independently H, alkyl, or cycloalkyl.

Find Patent Forward Citations

Sjong, Angele. (2016). Active polymeric filters (U.S. Patent No. 9345997). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9345997

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

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