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:
Sep. 19, 2000
Filed:
Jul. 30, 1999
Applicant:
Inventors:
Assignee:
Hodogaya Chemical Co., Ltd., Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430106 ; 430111 ;
Abstract
An electrostatic image developing toner comprising an azo type iron complex having a volume average particle size within a range of from 6 to 15 .mu.m and represented by the formula (A): ##STR1## wherein Ar is an aryl group or a substituted aryl group, each of X1, X2, Y1 and Y2 is --S--, --O--, --CO--, --NH-- or --NR-- wherein R is a C.sub.1-4 alkyl group, and Z is a cation as a counter ion.