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:
Jul. 27, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Yuta Komiya, Kanagawa, JP;
Kosuke Fukudome, Tokyo, JP;
Kenta Kamikura, Kanagawa, JP;
Satoshi Arimura, Shizuoka, JP;
Toru Ishii, Shizuoka, JP;
Shohei Tsuda, Shizuoka, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A toner comprising a toner particle, the toner particle comprising a binder resin, wherein the toner particle comprises a monoester wax, and a fatty acid metal salt A is present on a surface of the toner particle, when X(A) is defined as a coverage ratio of the surface of the toner particle by the fatty acid metal salt A, as determined by X-ray photoelectron spectroscopy and S(A) is defined as the coverage ratio of the surface of the toner particle by the fatty acid metal salt A, as determined by analysis of a scanning electron microscope image, the formulae below are satisfied: