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:
May. 20, 2003
Filed:
Jul. 16, 2001
Applicant:
Inventors:
Yayoi Tazawa, Mishima, JP;
Takeshi Ikeda, Kawasaki, JP;
Yoshinobu Baba, Yokohama, JP;
Hitoshi Itabashi, Yokohama, JP;
Yuzo Tokunaga, Yokohama, JP;
Yasukazu Ayaki, Mishima, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/00 ;
U.S. Cl.
CPC ...
G03G 5/00 ;
Abstract
A toner is comprised of toner particles composed of at least a binder resin and a clorant, wherein the toner particles each have a coating layer formed on their surfaces in a state of particulate matters being stuck to one another. The particulate matters contains at least a silicon compound.