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:
Dec. 20, 2022
Filed:
Jul. 22, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Kenta Kamikura, Yokohama, JP;
Takashi Kenmoku, Mishima, JP;
Noritaka Toyoizumi, Mishima, JP;
Akane Masumoto, Suntou-gun, JP;
Yuzo Seino, Gotemba, JP;
Yu Yoshida, Mishima, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/097 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0825 (2013.01); G03G 9/0821 (2013.01); G03G 9/08773 (2013.01); G03G 9/09708 (2013.01);
Abstract
A toner comprising a toner particle, wherein the toner particle includes a toner base particle containing a binder resin and includes a protruded portion on a surface of the toner base particle; the protruded portion comprises an organosilicon polymer and a polyhydric acid metal salt; and the polyhydric acid metal salt is present on a surface of the protruded portion.