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:
Aug. 12, 2025
Filed:
Feb. 09, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Norihisa Okuyama, Kanagawa, JP;
Junichiro Iri, Kanagawa, JP;
Hiroyuki Murayama, Oita, JP;
Yusuke Hashimoto, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid cartridge that can easily ensure stable atmospheric communication can be provided, comprises a liquid storage portion configured to store liquid and a lid provided above the liquid storage portion, configured to cover the liquid storage portion. The lid has at least one inner opening on an inner side surface facing the liquid storage portion, a plurality of outer openings on an outer side surface which is a surface opposite the inner side surface and opens into an atmosphere, and an atmosphere communication channel connecting the at least one inner opening and the plurality of outer openings.