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:
Jul. 07, 1981
Filed:
Aug. 20, 1979
Applicant:
Inventors:
Terry J Sonnonstine, White Bear Lake, MN (US);
Kenneth G Kneipp, Maplewood, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ; G03B / ;
U.S. Cl.
CPC ...
430120 ; 430 48 ; 430 58 ; 430 59 ; 430 84 ; 430 85 ; 430 86 ; 430 95 ; 430128 ; 355 / ; 355 / ;
Abstract
An electrophotographic plate comprising a conductive substrate, a photoconductive-insulative layer overlaying the substrate and a transparent, electrically active, organic, electron transport layer overlaying the photoconductive-insulative layer in which the photoconductive layer comprises a Se--Te or Se--As mixture in the range of 90-97.5 atomic percent Se or 60-97.5 atomic percent, respectively, and wherein the thicknesses of the photoconductive layer and transport overlayer range between 40 to 100 micrometers and 1 to 5 micrometers, respectively.