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:
Feb. 07, 1989
Filed:
Dec. 01, 1986
Applicant:
Inventors:
Werner Ostertag, Gruenstadt, DE;
Erwin Czech, Darmstadt, DE;
Franz-Ulrich Schmitt, Gerlingen, DE;
Detlef Schulze-Hagenest, Stuttgart, DE;
Assignee:
BASF Aktiengesellschaft, Rheinland-Pfalz, DE;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
4301066 ; 430111 ; 430903 ;
Abstract
Colored single-component toners essentially consist of a magnetic pigment, a binder based on an organic polymer and/or a wax, a dye or colored pigment homogeneously distributed in the binder, and other assistants, the magnetic pigment being iron powder which has a spherical or elliptical shape.