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. 19, 1985
Filed:
Apr. 11, 1983
Applicant:
Inventor:
Herbert K Wurster, Los Gatos, CA (US);
Assignee:
Ricoh Systems, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 72 ; 430 70 ; 430 71 ; 430 76 ; 430 77 ; 430 78 ;
Abstract
Electrographic imaging process and electrographic plates utilized therein are provided wherein the photoconductive layer comprises a squaric acid methine dye admixed with a binder or a photoconductive material. The photoconductive layer may also comprise the squaric acid methine dye, a binder and a charge transport material.