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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 11758909 B1

PDFFull Text
Date of Patent:
Sep. 19, 2023

Filed:

Dec. 18, 2019

Antimicrobial nonwoven polyamides with zinc content

Applicant:

Ascend Performance Materials Operations Llc, Houston, TX (US);

Inventors:

Scott E. Osborn, Pensacola, FL (US);

Wai-shing Yung, Pensacola, FL (US);

Albert Ortega, Pensacola, FL (US);

Assignee:

Ascend Performance Materials Operations LLC, Houston, TX (US);

Attorney:

COZEN O'CONNOR

Primary Examiner:

Marla D McConnell

Assistant Examiner:

Kevin Worrell

Int. Cl.
CPC ...
A01N 57/00 (2006.01); A01N 59/16 (2006.01); D01D 5/098 (2006.01); D04H 3/009 (2012.01); D01F 8/12 (2006.01); D04H 1/4334 (2012.01);
U.S. Cl.
CPC ...
A01N 57/00 (2013.01); A01N 59/16 (2013.01); D01D 5/0985 (2013.01); D01F 8/12 (2013.01); D04H 1/4334 (2013.01); D04H 3/009 (2013.01); D10B 2331/02 (2013.01); D10B 2401/13 (2013.01); Y10T 442/607 (2015.04);
Abstract

The present disclosure relates to a nonwoven polyamide structure having antimicrobial properties comprising: nonwoven polyamide fibers comprising less than 4000 ppm zinc dispersed within the nonwoven polyamide fibers; and less than 2000 ppm phosphorus. The fibers have an average fiber diameter of less than 25 microns; and the polyamide structure demonstrates areduction of at least 90%, as measured by ISO 20743-13.

Find Patent Forward Citations

Osborn, Scott. (2023). Antimicrobial nonwoven polyamides with zinc content (U.S. Patent No. 11758909). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11758909

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

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