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:
May. 13, 2008
Filed:
Oct. 04, 2002
Harald Hoeppner, Berlin, DE;
Thomas Loeer, Berlin, DE;
Detlef Maertens, Berlin, DE;
Bundesdruckerei GmbH, Berlin, DE;
Abstract
A multilayer security document is proposed, wherein a printable carrier material () is connected to at least one at least partially transparent outer film or one at least partially transparent outer film composite (). A photopolymer layer composite () is provided between the outer film or the outer film composite () and the carrier material (), the photopolymer layer composite consisting of a photopolymer layer (), the photopolymer layer being glued on both sides to a photopolymer outer film (). Information can be exposed into at least one region of the photopolymer layer (). The photopolymer layer composite () is connected to the outer film or the outer film composite () and the carrier material (). An inexpensive method for producing this multilayer security document is also proposed.