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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 11565246 B1

PDFFull Text
Date of Patent:
Jan. 31, 2023

Filed:

Feb. 25, 2019

Photocatalytic filter, method for manufacturing the same, and method for reactivating the same

Applicant:

Seoul Viosys Co., Ltd., Ansan-si, KR;

Inventors:

Daewoong Suh, Seoul, KR;

Jaeseon Yi, Seoul, KR;

Geundo Cho, Ansan-si, KR;

Doug Youn Lee, Ansan-si, KR;

Hye Kyung Ku, Ansan-si, KR;

Kyung Sik Yoon, Ansan-si, KR;

Assignee:

SEOUL VIOSYS CO., LTD., Ansan-si, KR;

Attorney:

Perkins Coie LLP

Primary Examiner:

James A Fiorito

Int. Cl.
CPC ...
B01J 35/00 (2006.01); B01D 46/00 (2022.01); B01J 21/06 (2006.01); B01J 21/20 (2006.01); B01J 37/02 (2006.01); B01J 37/08 (2006.01); B01J 38/00 (2006.01); B01J 38/48 (2006.01); A61L 9/20 (2006.01); B01J 21/18 (2006.01); B01J 35/04 (2006.01);
U.S. Cl.
CPC ...
B01J 35/004 (2013.01); B01D 46/0027 (2013.01); B01D 46/0038 (2013.01); B01J 21/063 (2013.01); B01J 21/20 (2013.01); B01J 35/0013 (2013.01); B01J 37/0215 (2013.01); B01J 37/0236 (2013.01); B01J 37/08 (2013.01); B01J 38/00 (2013.01); B01J 38/48 (2013.01); A61L 9/205 (2013.01); B01J 21/18 (2013.01); B01J 35/04 (2013.01);
Abstract

The devices, systems and techniques disclosed in this patent document include photocatalytic filter devices and can be used to provide a method for manufacturing a photocatalytic filter with improved adhesion. In addition, the present disclosure of this patent document includes technology to provide a method for reactivating a photocatalytic filter. Using the disclosed techniques, even if a photocatalytic filter is contaminated, the contaminated photocatalytic filter is easily reactivated while maintaining improved adhesion.

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