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:
Aug. 10, 2004
Filed:
Nov. 01, 2002
Applicant:
Inventors:
Masato Tanaka, Shizuoka, JP;
Hideki Anayama, Shizuoka, JP;
Hidetoshi Hirano, Shizuoka, JP;
Atsushi Fujii, Shizuoka, JP;
Ryuji Higashi, Shizuoka, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/047 ;
U.S. Cl.
CPC ...
G03G 5/047 ;
Abstract
An electrophotographic photosensitive member has a support and a photosensitive layer provided thereon. The photosensitive layer contains a carixarene compound having specific structure. Also disclosed are a process cartridge and an electrophotographic apparatus which have the electrophotographic photosensitive member.