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:
May. 02, 1995
Filed:
Sep. 26, 1994
Applicant:
Inventors:
Arthur F Diaz, San Jose, CA (US);
Thomas H Baum, New Fairfield, CT (US);
Assignees:
International Business Machines Corp., Armonk, NY (US);
Lexmark Corp., Lexington, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
428 357 ; 428 3691 ; 428922 ; 355259 ; 355274 ; 355219 ; 355271 ; 430 99 ; 430961 ;
Abstract
The present invention relates to a roller for use in electrophotographic development comprising a rigid substrate and a polymeric covering comprising metal 1,3 bis perfluoroalkyl (1,3 dioxopropane) mixed in a polymer.