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. 16, 1986
Filed:
Mar. 29, 1985
Applicant:
Inventors:
Virgil W Westdale, Barrington, IL (US);
James L Hanrahan, Mt. Prospect, IL (US);
Assignee:
AM International, Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 98 ; 4301066 ; 430109 ; 430111 ; 430903 ;
Abstract
A pressure fixable single component electrophotographic toner or developer composition of a particle size of from 10-40 microns comprising a specialized low melt viscosity polyamide resin composition and a magnetic oxide component. Highly conductive carbon may be added to control the resistivity of the developer particles. The developer comprises from 65.50 percent of the magnetic oxide component and from 35-50 percent of the polyamide resinous component.