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. 19, 1998
Filed:
Nov. 27, 1995
Applicant:
Inventors:
Hirofumi Kawaguchi, Osaka, JP;
Syunichi Matsumoto, Osaka, JP;
Assignee:
Mita Industrial Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 72 ; 430 73 ;
Abstract
The present invention provides a trinitrofluorenonimine derivative represented by the general formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are the same or different and indicate an alkyl group which may have a substituent. Such a derivative is superior in electron transferring capability. Accordingly, the electrophotosensitive material having the photosensitive layer containing this derivative is superior in sensitivity.