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:
Jan. 08, 2008
Filed:
Dec. 30, 2003
Applicants:
Paul Arthur Meloni, League City, TX (US);
Bernhard Wessling, Bargteheide, DE;
Brian C. Auman, Pickerington, OH (US);
Inventors:
Paul Arthur Meloni, League City, TX (US);
Bernhard Wessling, Bargteheide, DE;
Brian C. Auman, Pickerington, OH (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/20 (2006.01); G03G 15/01 (2006.01); B32B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to electrically conductive polyimide films having dispersed in them electrically conductive polymer particles having an average particle size from 0.5 to 5.0 microns. These films are suitable as image transfer belts in high-speed color copying machines and possess a surface smoothness, Ra factor (microns), between 0.5 and 1.5 and a gloss factor between 70 and 120.