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.

Date of Patent:
Sep. 25, 1979

Filed:

May. 31, 1977
Applicant:
Inventors:

Walter Simm, Leverkusen, DE;

Friedrich Bestenreiner, Gruenwald, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
96 / ; 96 / ; 96-12 ; 250325 ; 355 / ; 361225 ;
Abstract

In a process for the transfer printing of charge images the carrier of a primary charge image is covered with an insulating film the backside of which is electrically charged by means of a corona discharge under concentrated gaseous nitrogen, and the film now carrying the secondary charge image is subsequently removed from the carrier of the primary charge image.


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