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. 25, 2025
Filed:
Dec. 13, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Kozue Uratani, Shizuoka, JP;
Kenta Kamikura, Kanagawa, JP;
Kosuke Fukudome, Tokyo, JP;
Tetsuya Kinumatsu, Shizuoka, JP;
Takuya Mizuguchi, Shizuoka, JP;
Yuta Komiya, Kanagawa, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/097 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08711 (2013.01); G03G 9/0819 (2013.01); G03G 9/09733 (2013.01);
Abstract
A toner including a toner particle containing a binder resin and an ester compound, wherein the binder resin contains a styrene-acrylic-based resin, the styrene-acrylic-based resin contains a specific unit, the ester compound has a specific structure, and a molar ratio of the specific unit to the ester compound is 0.5 to 1.5.