logo

For the Inventor, By the Inventor

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.:

US 11809132 B1

PDFFull Text
Date of Patent:
Nov. 07, 2023

Filed:

Mar. 10, 2021

Toner

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yuujirou Nagashima, Shizuoka, JP;

Yasuhiro Hashimoto, Shizuoka, JP;

Koji Nishikawa, Shizuoka, JP;

Tomoya Nagaoka, Tokyo, JP;

Shuntaro Watanabe, Kanagawa, JP;

Hiroki Akiyama, Shizuoka, JP;

Hiroki Kagawa, Shizuoka, JP;

Assignee:

CANON KABUSHIKI KAISHA, Tokyo, JP;

Attorney:

VENABLE LLP

Primary Examiner:

Peter L Vajda

Int. Cl.
CPC ...
G03G 9/083 (2006.01); G03G 9/097 (2006.01); G03G 9/08 (2006.01); C08G 77/04 (2006.01); C08F 220/18 (2006.01); G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
G03G 9/09775 (2013.01); C08F 220/1818 (2020.02); C08G 77/04 (2013.01); G03G 9/0819 (2013.01); G03G 9/0821 (2013.01); G03G 9/08711 (2013.01);
Abstract

A toner is provided, which has a toner particle that contains a binder resin, and organosilicon polymer particle on a surface of the toner particle. A methanol concentration a (vol %) of the organosilicon polymer particle in a wettability test and a methanol concentration b (vol %) of the toner particle in a wettability test satisfy Expression (I) below:||≤25  (I), and

Find Patent Forward Citations

Nagashima, Yuujirou. (2023). Toner (U.S. Patent No. 11809132). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11809132

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…