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:
Mar. 17, 2009
Filed:
Nov. 24, 2004
Applicants:
Toshio Takagi, Kitakyushu, JP;
Fumitaka Shiratake, Kitakyushu, JP;
Inventors:
Toshio Takagi, Kitakyushu, JP;
Fumitaka Shiratake, Kitakyushu, JP;
Assignee:
Kotobuki Tsushou Co., Ltd., Kitakyushu-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01D 27/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A structure for automatic cleaning of a water quality purification cartridge includes a water quality purification cartridge having a water purification flow path and a raw water flow path. An upstream side surface of the water quality purification cartridge is cleaned by raw water flowing through the raw water flow path.