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. 24, 2026
Filed:
Nov. 30, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Yasunori Takei, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid supply system including a liquid reservoir tank communicating with a liquid ejection head to eject a liquid and a cartridge to reserve the liquid to be supplied to the reservoir tank and to be mounted on the tank. The tank includes a first air communication portion for air-communication of an inside and an outside of the tank, a first connection portion to connect the cartridge and the tank into liquid communication when the cartridge is mounted on the tank, and a second connection portion located above the first connection portion, liquid-tightly connected with the cartridge to connect the cartridge and the first air communication portion into air communication, when the cartridge is mounted on tank. The second connection portion is below a liquid surface of the liquid reserved in the cartridge when the cartridge in an initial state is mounted on tank.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile