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:
Dec. 10, 2013
Filed:
Jul. 10, 2008
Applicant:
Mario Keller, Munich, DE;
Inventor:
Mario Keller, Munich, DE;
Assignee:
Giesecke & Devrient GmbH, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/00 (2006.01); B32B 15/00 (2006.01); B44C 1/00 (2006.01); B42D 15/00 (2006.01); B42D 15/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a multilayer security element having a first, transparent layer structure having first, translucent sub-regions and a second, opaque layer structure exhibiting a color-shift effect and having second, transparent sub-regions.