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:
Feb. 21, 1995
Filed:
Feb. 23, 1994
Applicant:
Inventors:
Osamu Mukudai, Tsukuba, JP;
Yuji Matsuura, Tsukuba, JP;
Mitsutoshi Anzai, Tsukuba, JP;
Kayoko Watanabe, Tsukuba, JP;
Assignee:
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430110 ; 430903 ;
Abstract
An electrostatic image developing toner containing at least one compound selected from the group consisting of sulfonylurea compounds of the following formula (1): ##STR1## wherein A is a phenyl group which may have a substituent, or a naphthyl group which may have a substituent, and each of B and C which are independent of each other, is a hydrogen atom, an alkyl group, a phenyl group which may have a substituent, or a naphthyl group which may have a substituent, or B and C together form a ring; or the following formula (2):