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. 20, 2026
Filed:
Apr. 25, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Haruka Yamaji, Tokyo, JP;
Souta Takeuchi, Kanagawa, JP;
Satoshi Kimura, Kanagawa, JP;
Tamaki Sato, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Included are: a substrate configured to form a channel for a liquid to be ejected; an ejection port formation member configured to form an ejection port, the liquid having passed through the channel being ejected via the ejection port; a cover member configured to bond to the ejection port formation member at an opposite side to the substrate via an adhesive; and a thin film formed on a face of the cover member, the face being on a side where the cover member is bonded to the ejection port formation member, the thin film containing silicon carbide, or any of carbon-containing silicon oxide, silicon nitride, and silicon oxynitride.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile