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. 07, 1999
Filed:
Nov. 01, 1996
Kiyokazu Mashimo, Minami-Ashigara, JP;
Toru Ishii, Minami-Ashigara, JP;
Katsumi Nukada, Minami-Ashigara, JP;
Masahiro Iwasaki, Minami-Ashigara, JP;
Taketoshi Higashi, Minami-Ashigara, JP;
Fumio Ojima, Minami-Ashigara, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
An improved electrophotographic photosensitive material having a photosensitive layer on a conductive support. The photosensitive layer comprises a charge transporting polymeric compound having at least one structure represented by the following general formula (I-1) or (I-2) as a partial structure of a repeating unit, and at least one compound having a hindered phenol structural unit represented by the following general formula (II) or a hindered amine structural unit represented by the following general formula (III): ##STR1##