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. 11, 1990
Filed:
Mar. 21, 1989
Applicant:
Inventors:
Assignee:
Fuji Electric Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
430 58 ; 430 75 ; 430 76 ;
Abstract
A photoconductor for electrophotography comprises a novel azulenium compound as a charge generating substance. An azulenium compound is represented by the following general formula: ##STR1## Wherein, each of R.sub.1 to R.sub.9 stands for a hydrogen atom, a halogen atom, an alkoxy group, or an alkyl group, an aryl group, both of which may have a substituent(s), and X.sup..crclbar. stands for an anion residual group.
Quick Actions:
Kuroda, Masami. (1990). Azulenium photoconductor for electrophotography (U.S. Patent No. 4956250). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4956250
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