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. 26, 1989
Filed:
Nov. 23, 1988
Applicant:
Inventor:
Susan E Riblett, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 59 ; 430 56 ; 430 66 ; 430 67 ;
Abstract
An improved reusable electrophotographic element that has an electrically conductive support, a charge-generation layer containing an aggregate photoconductive charge generating material and a charge-transport layer containing a triarylamine charge-transport material also contains 1-phenylazo-2-naphthol in a layer positioned to stabilize the element against light fatigue.