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. 18, 1986
Filed:
Feb. 19, 1985
Applicant:
Inventors:
Martin Bakker, Grubbenvorst, NL;
Johannes A Van Laarhoven, Cuyk, NL;
Assignee:
Oce-Nederland B.V., Venlo, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
430106 ; 4301066 ;
Abstract
A colored magnetically attractable toner powder in which the individual toner particles comprise a core containing magnetically attractable material, a light-reflecting layer which envelops the core and comprises light-reflecting pigment, yellow-fluorescent dye and a binder in which the dye fluoresces, and a coloring layer which covers the light-reflecting layer and comprises yellow-fluorescent dye, optionally in an admixture with other fluorescent dye or dyes or pigments, and a binder in which the fluorescent dye or dyes fluoresce(s).