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:
Oct. 18, 1983
Filed:
Apr. 12, 1982
Applicant:
Inventors:
Chin H Lu, Webster, NY (US);
Christopher J AuClair, Fairport, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430106 ;
Abstract
This invention is generally directed to toner compositions, and developer compositions containing same, the toner compositions being comprised of resin particles, and pigment particles, wherein one of the pigments is comprised of an alkaline earth salt of 4-amino-2-chlorotoluene-5-sulfonic acid coupled to 3-hydroxy-2-naphthalene carboxylic acid of the formula ##STR1## which compositions are useful in electrostatographic color imaging systems. In the above formula, X is the cation calcium, barium or strontium.