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. 07, 2023
Filed:
May. 29, 2020
Applicant:
Giesecke+devrient Currency Technology Gmbh, Munich, DE;
Inventors:
Assignee:
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D 25/324 (2014.01); B42D 25/373 (2014.01); B42D 25/425 (2014.01); B42D 25/445 (2014.01);
U.S. Cl.
CPC ...
B42D 25/324 (2014.10); B42D 25/373 (2014.10); B42D 25/425 (2014.10); B42D 25/445 (2014.10);
Abstract
A method for manufacturing an optically variable security element, so that for a viewer of the security element, a first color impression is created through the combination of at least the color effects of a first embossing lacquer layer and the coating, and a second, different color impression is created through the combination of the color effects of at least the first embossing lacquer layer, a second embossing lacquer layer and a coating.