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:
Oct. 06, 2026
Filed:
Jun. 08, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Soji Kondo, Kanagawa, JP;
Hiroki Hayashi, Kanagawa, JP;
Wataru Takahashi, Kanagawa, JP;
Tatsuo Nanjo, Kanagawa, JP;
Keisuke Iinuma, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A cartridge mountable to a printing apparatus that ejects liquid onto a print medium for printing. The cartridge includes a first accommodation chamber accommodating the liquid and a first channel connecting the first accommodation chamber and a printing element board including an element to apply energy for ejecting the liquid. When the cartridge is mounted to the printing apparatus, the first channel includes a first horizontal portion extending along a horizontal direction, a first connection portion connected to the printing element board and extending along a vertical direction, and a first reservoir portion storing a bubble. The first reservoir portion has a tapered portion with an opening portion at an upper end in the vertical direction and an opening portion at a lower end thereof where the cartridge is mounted to the printing apparatus, the opening at the upper end being larger than the opening at the lower end.