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:
Nov. 03, 2015
Filed:
Nov. 08, 2012
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yuki Hasegawa, Yokohama, JP;
Yasuaki Murai, Kawasaki, JP;
Masatake Tanaka, Yokohama, JP;
Takayuki Toyoda, Yokohama, JP;
Masashi Kawamura, Yokohama, JP;
Waka Hasegawa, Tokyo, JP;
Masashi Hirose, Machida, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 9/09 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/091 (2013.01); G03G 9/0806 (2013.01); G03G 9/08755 (2013.01); G03G 9/08768 (2013.01);
Abstract
The present invention provides a toner that contains an azo pigment well-dispersed in a binder resin and has a satisfactory color tone. The toner contains toner particles each containing a binder resin and a colorant. Each of the toner particles contains a compound having a polyester moiety and a bisazo structure moiety. The colorant is the azo pigment.