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:
Feb. 04, 2020
Filed:
May. 09, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Maho Tanaka, Tokyo, JP;
Kunihiko Nakamura, Gotemba, JP;
Kenta Kamikura, Yokohama, JP;
Fumiya Hatakeyama, Kawasaki, JP;
Akane Masumoto, Suntou-gun, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/093 (2006.01); G03G 9/087 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/09335 (2013.01); G03G 9/0821 (2013.01); G03G 9/0825 (2013.01); G03G 9/08728 (2013.01); G03G 9/08755 (2013.01); G03G 9/08797 (2013.01); G03G 9/09328 (2013.01); G03G 9/09364 (2013.01); G03G 9/09371 (2013.01);
Abstract
Provided is a toner, including a toner particle having: a toner base particle containing a binder resin and a colorant; and protrusion derived from a resin fine particle in a surface of the toner base particle, wherein the protrusion is covered with a condensation product of an organosilicon compound represented by the formula (1), and wherein the resin fine particle is in direct contact with the toner base particle.(R)—Si—(R)  (1)