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:
Nov. 01, 1993
Filed:
Feb. 26, 1989
Applicant:
Inventors:
Robert J Nash, Webster, NY (US);
James E McNamara, Sodus, NY (US);
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430108 ; 430137 ;
Abstract
A developer composition with a conductivity of from about 10.sup.-6 to about 10.sup.-12 (ohm-cm).sup.-1 over a toner concentration of from about 1 to about 6 weight percent, which developer is comprised of a toner containing resin particles, pigment particles and a metal salt of a fatty acid; and carrier particles with rough surfaces thereon.