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:
Apr. 03, 2012
Filed:
Dec. 21, 2006
Wittich Kaule, Emmering, DE;
Wolfgang Rauscher, Munich, DE;
Wittich Kaule, Emmering, DE;
Wolfgang Rauscher, Munich, DE;
Giesecke & Devrient GmbH, Munich, DE;
Abstract
The present invention relates to a security element () for security papers, value documents and the like, having a micro-optical moiré magnification arrangement having a motif image that consists of a periodic or at least locally periodic arrangement of a plurality of micromotif elements () that is planar or applied on a curved surface, and a periodic or at least locally periodic arrangement of a plurality of microfocusing elements () that is planar or applied on a curved surface, for moiré-magnified viewing of the micromotif elements () of the motif image, the arrangement of micromotif elements () and/or the arrangement of microfocusing elements () exhibiting, in the planar case, no symmetry axis in the plane of the arrangement in its periodic or at least locally periodic regions.