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:
Apr. 19, 2022
Filed:
Mar. 20, 2020
Yamashin-filter Corp., Kanagawa, JP;
Nobuyuki Kitajima, Kanagawa, JP;
Mitsuhiro Yamaguchi, Kanagawa, JP;
YAMASHIN-FILTER CORP., Kanagawa, JP;
Abstract
A filter device that facilitates maintenance is provided. A case that internally includes a filter element includes a lid body. The lid body includes a flange portion having a substantially cylindrical shape fixed to the case and a cover having a substantially plate shape detachably provided to the flange portion. The flange portion has a first hole, and the cover has a second hole. The first hole and the second hole communicate between a space inside the case and a space outside the case.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile