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:
Jan. 06, 2015
Filed:
Feb. 26, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yasuaki Murai, Kawasaki, JP;
Takayuki Toyoda, Yokohama, JP;
Waka Hasegawa, Kawasaki, JP;
Yuki Hasegawa, Yokohama, JP;
Masashi Kawamura, Yokohama, JP;
Taiki Watanabe, Akishima, JP;
Masanori Seki, Yokohama, JP;
Chiaki Nishiura, Kawasaki, JP;
Ayano Mashida, Kawasaki, JP;
Masashi Hirose, Machida, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/09 (2006.01); G03G 9/097 (2006.01); G03G 9/08 (2006.01); G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0918 (2013.01); G03G 9/09783 (2013.01); G03G 9/09758 (2013.01); G03G 9/0806 (2013.01); G03G 9/08768 (2013.01);
Abstract
A cyan toner comprising toner particles, each of which contains a binder resin, a compound in which a polymer portion is bound to an azo skeleton structure, and a phthalocyanine pigment serving as a colorant. The polymer portion of the compound has a monomer unit represented by formula (2) and is bound to a structure represented by formula (1);