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:
Jun. 02, 1981
Filed:
Oct. 30, 1979
Applicant:
Inventors:
Yvan K Gilliams, Hever, BE;
Pierre R De Roo, Schoten, BE;
Assignee:
AGFA-GEVAERT N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430101 ; 430102 ; 430109 ; 430111 ; 430110 ; 430106 ; 118653 ; 118656 ;
Abstract
Composition of matter for electrostatic image development and a method for developing therewith an electrostatic charge pattern of positive charge, wherein the composition consists of powder particles containing at least 80% by weight of a mixture of at least 30% by weight of: