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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 12637377 B1

PDFFull Text
Date of Patent:
May. 26, 2026

Filed:

Jun. 17, 2022

Water purifier having composite filter

Applicant:

Coway Co., Ltd., Gongju-si, KR;

Inventors:

Tae Hun Moon, Gongju-si, KR;

Chan Jung Park, Gongju-si, KR;

Jung Hun Lee, Gongju-si, KR;

Doo Won Han, Gongju-si, KR;

Sung Han Yun, Gongju-si, KR;

Woo Jin Kang, Gongju-si, KR;

Ju Hyuk Eom, Gongju-si, KR;

Keun Hwan Kim, Gongju-si, KR;

Assignee:

COWAY CO., LTD., Gongju-si, KR;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Waqaas Ali

Int. Cl.
CPC ...
C02F 9/00 (2023.01); B01D 29/13 (2006.01); B01D 29/58 (2006.01); B01D 61/14 (2006.01); B01D 61/58 (2006.01); B01D 63/02 (2006.01); B01D 63/10 (2006.01); B03C 5/02 (2006.01); B01D 61/02 (2006.01); C02F 1/00 (2023.01); C02F 1/44 (2023.01); C02F 1/469 (2023.01); C02F 101/20 (2006.01);
U.S. Cl.
CPC ...
C02F 9/00 (2013.01); B01D 29/13 (2013.01); B01D 29/58 (2013.01); B01D 61/147 (2013.01); B01D 61/58 (2013.01); B01D 63/02 (2013.01); B01D 63/10 (2013.01); B03C 5/02 (2013.01); B01D 61/025 (2013.01); B01D 2201/0415 (2013.01); B01D 2201/302 (2013.01); C02F 1/001 (2013.01); C02F 2001/007 (2013.01); C02F 1/441 (2013.01); C02F 1/444 (2013.01); C02F 1/4691 (2013.01); C02F 1/4695 (2013.01); C02F 2101/20 (2013.01); C02F 2201/007 (2013.01);
Abstract

The present invention relates to a water purifier provided with a composite filter, and more particularly, to a water purifier provided with a composite filter, which enables the implementation of an additional function using an external treatment member in a process in which raw water passes through a composite filter as the water purifier cannot only receive raw water, discharge second purified water, receive externally treated water, discharge third purified water, but also discharge residential water.

Find Patent Forward Citations

Moon, Tae. (2026). Water purifier having composite filter (U.S. Patent No. 12637377). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12637377

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

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