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:
Feb. 24, 2026
Filed:
Mar. 17, 2022
Applicant:
Center for Advanced Meta-materials, Daejeon, KR;
Inventors:
Assignee:
CENTER FOR ADVANCED META-MATERIALS, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A41D 13/11 (2006.01); A61L 9/20 (2006.01); A62B 23/02 (2006.01);
U.S. Cl.
CPC ...
A41D 13/11 (2013.01); A61L 9/205 (2013.01); A62B 23/02 (2013.01); A61L 2209/12 (2013.01); A61L 2209/14 (2013.01);
Abstract
In a photocatalytic facial mask and a method for manufacturing the photocatalytic facial mask, the facial mask includes an inner layer, an outer layer, and a functional filter layer. The functional filter layer is disposed between the inner layer and the outer layer. The functional filter layer includes a photoactive layer, the photoactive layer includes a photocatalytic fiber having a core-shell structure, and the core-shell structure includes a core having a polymer fiber and a shell having a photocatalyst disposed at the core.