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:
Sep. 24, 2024
Filed:
Apr. 21, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yohei Hamade, Tokyo, JP;
Isao Imamura, Kanagawa, JP;
Sachiko Yamauchi, Kanagawa, JP;
Songhee Kim, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); C09D 11/03 (2014.01); C09D 11/30 (2014.01); C09J 11/04 (2006.01); C09J 11/08 (2006.01); C09J 163/10 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14 (2013.01); B41J 2002/14362 (2013.01); B41J 2202/19 (2013.01); B41J 2202/20 (2013.01); C09D 11/03 (2013.01); C09D 11/30 (2013.01); C09J 11/04 (2013.01); C09J 11/08 (2013.01); C09J 163/10 (2013.01);
Abstract
An ink jet recording head that includes a substrate having an ejection orifice for ejecting a liquid and a member provided with a recessed portion for accommodating the substrate, the head including a gap formed between a wall of the recessed portion of the member and the substrate, and a sealing material that seals the gap, in which the sealing material contains a cured product of a composition containing at least a hydrogenated bisphenol A type epoxy resin, a solid basic compound, and polythiol.