Assignee: Bundesdruckerei GmbH

Location: Berlin, DE
No. of patents: 28

Number	Title	Issue Date
8039094	Machine-readable security element for security products The invention relates to a machine-readable security element for security products, containing at least one particulate substance that has electroluminescent properties and a transparent, electrically conductive pigment. Also disclosed are a printing ink for produci...	10/18/2011
8027238	Holographic data support and method for production thereof The invention relates to a data support (1) with a core layer (15) and at least one adjacent layer (14a), laminated to the core layer and a corresponding production method, said core layer being embodied from a holographic data store in t...	09/27/2011
7967341	Interleaf, in particular for a book-like identity document, process and device for producing an interleaf An interleaf is disclosed, as well as a process and device for producing an interleaf, in particular for a book-like identification document. At least one additional layer (26) made of thermally resistant plastics is laminated onto at least one layer (24	06/28/2011
7832771	Method for the production of a book-type security document and a book-type security document The invention relates to a method for the production of a security document in addition to a security document comprising at least one security cambric (15) and at least one transponder unit (21) which is fully encompassed by laminated layers (22,23...	11/16/2010
7427029	Valuable document comprising a security element and method for producing said valuable document A valuable document comprising at least one security element that is provided with a marking layer in a marking region, the layer containing an electroluminescent pigment and being applied to a carrier body. The electroluminescence of the pigment of one such valuabl...	09/23/2008
7371301	Multilayer security document and method for the production thereof A multilayer security document is proposed, wherein a printable carrier material (30) is connected to at least one at least partially transparent outer film or one at least partially transparent outer film composite (10). A photopolymer layer composite...	05/13/2008
D563429	Visualization device	03/04/2008
D563428	Visualization device	03/04/2008
7252790	Zinc sulfide electroluminophores and method for production thereof Zinc sulfide electroluminophores are prepared from solutions of zinc salts with hydrogen sulfide. The zinc sulfide compounds are mixed with activator and coactivator compounds to produce luminophores, and the mixtures are fired in the presence of fixing agents. Thes...	08/07/2007
7248730	Certified paper discriminating apparatus An apparatus configured to discriminate the genuineness of a certified paper by exposing the paper to a light source and transporting the paper through an environment of an alternating-current electromagnetic field. Light detectors detect the light reflected from th...	07/24/2007
7242796	Certified paper and an apparatus for discriminating the genuineness thereof An apparatus for discriminating the genuineness of a security mark is provided having a first light detecting element for detecting a light emitted from a luminescent ink of the security mark placed in a specified environment and a second light detecting element for...	07/10/2007
7092583	Apparatus and method for detecting the authenticity of secured documents A method and apparatus are disclosed for determining the authenticity of secured documents which include an authentication element of the type which, when excited with radiation of a specific excitation wavelength, emits radiation which can be detected by a detectio...	08/15/2006
7067071	Zinc sulfide electroluminophores and method for production thereof Zinc sulfide electroluminophores are prepared from solutions of zinc salts with hydrogen sulfide. The zinc sulfide compounds are mixed with activator and coactivator compounds to produce luminophores, and the mixtures are fired in the presence of fixing agents. Thes...	06/27/2006
6986823	Process and apparatus for producing a laminate, comprising at least one polymer film with information and at least one substrate, for further processing for forgery-proof documents A process and an apparatus for producing a laminate, comprise at least one polymer film with information and at least one substrate, for further processing for forgery-proof documents, in which, in the first processing station, a supporting film is delaminated on a ...	01/17/2006
6892946	Device for verifying documents A document-examining apparatus is provided for automatically examining the authenticity elements of secured documents. It includes a compound slide which can be moved in the X and Y directions and on which the components required to evaluate the distinguishing authe...	05/17/2005
6841092	Anti-stokes fluorescent compositions and methods of use The present invention provides a secured document including a composition capable of anti-Stokes fluorescence containing an ion capable of absorption of electromagnetic radiation, an ion capable of emitting electromagnetic radiation, and a matrix composition compris...	01/11/2005
6784441	Handsensor for authenticity identification of signets on documents A manually controlled sensor for authenticity identification of luminescent identification features on documents is described, in which the identification feature is illuminated with an excitation wavelength and may respond at a different wavelength, with the respon...	08/31/2004
6750465	Device for evaluating diffractive authenticity features An apparatus for evaluating distinguishing authenticity features comprising diffraction elements on a document which is illuminated by an illumination source. The distinguishing authenticity element which is to be examined, diffracts the beam of the illuminating sou...	06/15/2004
6741336	Sensor for authenticity identification of signets on documents A sensor is proposed for authenticity identification of luminescent identification features on documents, in which the identification feature is illuminated with an excitation wavelength and may respond at a different wavelength, with the response wavelength being d...	05/25/2004
6730166	Device for the application of fluid materials to a surface of a strip material The invention relates to a device for the application of fluid materials to a surface of a sheet-form material, comprising an application roller, with a roller body and a jacket surface, which, by means of at least partial contact with the sheet-form material, trans...	05/04/2004
6686074	Secured documents identified with anti-stokes fluorescent compositions The present invention provides a secured document including a composition capable of anti-Stokes fluorescence containing an ion capable of absorption of electromagnetic radiation, an ion capable of emitting electromagnetic radiation, and a matrix composit...	02/03/2004
6659351	Electric effect-based security feature on security documents and on documents of value-proof process belonging thereto A security feature is provided for value and security documents in the form of piezo security particles. Electrical and mechanical properties of the piezo-security particles are utilized to detect and evaluate the security feature of the value and securit...	12/09/2003
6600416	Device for validating authenticity features on documents of value and security documents The invention relates to a device for validating authenticity features on documents of value and security documents, especially bank notes, personal documents, plastic cards and similar. The device consists of an automatic testing apparatus into which the...	07/29/2003
6530527	Value or security product with luminescent security elements and method for the production and use thereof in respect to visual and machine-operated detection of authenticity A value or security product such as a banknote, ID card or the like, is provided with luminescent security elements which are excitable in an electromagnetic alternating field. A production method of applying the required colors and substances to the valu...	03/11/2003
6234537	Security document with optically excitable dyes for authenticity check A security document with optically excitable dyes for authenticity checking. Dyes are applied to or embedded in the security documents. The dyes are advantageously embedded in a carrier material which in conjunction with the dyes forms a laser-active elem...	05/22/2001
5943144	Process for the manufacture of non-replicable holograms possessing authenticity features and a reading device to check authenticity A process for the manufacture of non-replicable holograms possessing authenticity features which are copies of a master hologram. To form a master hologram, a hologram is taken of a randomly structured optical element, for example of a ground glass screen...	08/24/1999
5896208	Master hologram for the production of copy-proof holograms A method for the production of holograms proof against copying and imitation possessing authenticity features, which are copies of a master hologram. In accordance with the invention as a master hologram a hologram of a randomly structured optical element...	04/20/1999
5825514	Master hologram for the production of copy-proof holograms A method for the production of holograms proof against copying and imitation possessing authenticity features, which are copies of a master hologram. In accordance with the invention as a master hologram a hologram of a randomly structured optical element...	10/20/1998

PatentStorm

Bizarre Patents

PatentStorm News

Assignee: Bundesdruckerei GmbH