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:
Mar. 09, 1993
Filed:
Jun. 05, 1991
Applicant:
Inventors:
Susumu Saito, Kanagawa, JP;
Takashi Imai, Kanagawa, JP;
Satoshi Inoue, Kanagawa, JP;
Yutaka Sugizaki, Kanagawa, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430109 ; 430110 ;
Abstract
An electrophotographic toner composition comprising a toner particle and an additive is disclosed, the toner particle comprising at least a binder resin and a colorant, and the additive being an amorphous titania fine particle subjected to a surface treatment using a coupling agent.