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. 14, 1990
Filed:
Jan. 11, 1990
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 60 ; 430 58 ; 430 64 ;
Abstract
An electrophotographic photosensitive member comprises an intermediate layer between a support and a photosensitive layer, wherein said intermediate layer contains spherical resin fine powder.
Hisamura, Masafumi. (1990). Electrophotographic photosensitive member with fine spherical resin (U.S. Patent No. 4948690). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4948690
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile