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.

Date of Patent:
Feb. 24, 2026

Filed:

Oct. 30, 2023
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Keiji Watanabe, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/16 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1623 (2013.01); B41J 2/14 (2013.01); B41J 2202/11 (2013.01); B41J 2202/22 (2013.01);
Abstract

A substrate joint body includes a first substrate that has a first surface and a second surface facing away from the first surface and has an opening in the second surface, and a second substrate joined to the second surface with an adhesive agent, and the opening is covered with the second substrate, wherein a recessed portion extending from a position exposed to the opening toward a position facing an opening edge of the opening on the second surface is formed in a third surface of the second substrate such that an adhesive agent protruding from a joint portion between the first substrate and the second substrate reaches a third surface of the second substrate that faces the opening.


Find Patent Forward Citations

Watanabe, Keiji. (2026). Substrate joint body, method of manufacturing the substrate joint body, and liquid ejection head (U.S. Patent No. 12558897). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12558897

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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