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:
Aug. 13, 2013
Filed:
Oct. 16, 2009
Applicants:
Achim Hansen, Zug, CH;
Wayne Robert Tompkin, Baden, CH;
Markus Burkhardt, Zirndorf, DE;
Michael Scharfenberg, Nürnberg, DE;
Inventors:
Achim Hansen, Zug, CH;
Wayne Robert Tompkin, Baden, CH;
Markus Burkhardt, Zirndorf, DE;
Michael Scharfenberg, Nürnberg, DE;
Assignee:
OVD Kinegram AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a security element in the form of a multi-layer film body having a volume hologram layer with two different items of optical information and a process for the production of such a security element.