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. 07, 2010
Filed:
Oct. 05, 2004
Gerhard Schwenk, Puchheim, DE;
Thomas Giering, Kirchseeon, DE;
Gerhard Stenzel, München, DE;
Wittich Kaule, Emmering, DE;
Gerhard Schwenk, Puchheim, DE;
Thomas Giering, Kirchseeon, DE;
Gerhard Stenzel, München, DE;
Wittich Kaule, Emmering, DE;
Giesecke & Devrient GmbH, Munich, DE;
Abstract
The invention relates to a value document, in particular a bank note, having a value document substrate and at least three different feature substances for checking the value document, which has a first feature substance, and wherein second and third feature substances are applied to the value document substrate in a printing ink jointly. The second feature substance is formed by a luminescent substance, and the third feature substance by a material absorbent in a special spectral range.