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BIODEGRADABLE VALUE-DOCUMENT SUBSTRATE

Resumen de: US20260273985A1

A machine-recognizable, biodegradable, polymeric value-document substrate includes a polymeric composite substrate based at least substantially on renewable raw materials, and at least one machine-recognizable feature substance embedded in the composite substrate. The machine-recognizable feature substance exhibits a characteristic luminescent emission when excited with light of a suitable wave-length, in particular when excited with light in the UV wavelength range or IR wavelength range.

Wertdokument mit kombinierten Sicherheitsmerkmalen

Resumen de: DE102025109900A1

Die Erfindung betrifft ein Wertdokument, ein Verfahren zum Herstellen des Wertdokumentes, und ein Prüfverfahren zur Echtheitsprüfung des Wertdokuments. Das Wertdokument, umfassend ein Substrat mit einer ersten Substratoberfläche und einer, der ersten Substratoberfläche gegenüberliegenden zweiten Substratoberfläche; ein erstes Sicherheitselement mit einem ersten Sicherheitsmerkmal auf einer Vorderseite des Sicherheitselements und einem zweiten Sicherheitsmerkmal auf einer Rückseite des Sicherheitselements, wobei das erste Sicherheitsmerkmal einen optisch variablen Effekt umfasst, der auf der ersten Substratoberfläche visuell erkennbar ist, und wobei das zweite Sicherheitsmerkmal einen Farbkippeffekt umfasst, der auf der zweiten Substratoberfläche visuell erkennbar ist; ein zweites Sicherheitselement mit einem dritten Sicherheitsmerkmal, wobei das dritte Sicherheitsmerkmal einen Farbkippeffekt umfasst, der auf der ersten oder der zweiten Substratoberfläche visuell erkennbar ist; wobei ein Farbeindruck des Farbkippeffekts des zweiten Sicherheitsmerkmals und ein Farbeindruck des Farbkippeffekts des dritten Sicherheitsmerkmals derart zueinander korrelieren, dass die jeweiligen unter einem Betrachtungswinkel erkennbaren Farbeindrücke des zweiten und des dritten Sicherheitsmerkmals gleich oder zueinander komplementär sind.

ANTI-COUNTERFEIT SYSTEMS AND METHODS

Resumen de: US20260273988A1

An anti-counterfeit system including a dual-functional security ink composition exhibiting both near-infrared (NIR) absorption and visible coloration, characterized by a viscosity of 10-1,250 cP and a pH of 6-8, is provided. The system includes a security feature printing module for producing a machine-readable security feature detectable under visible light and NIR illumination at 700-1,000 nm. An image acquisition device, incorporating a portable NIR imaging camera or scanner and an optical camera, is used to capture corresponding NIR and optical images of the security feature. A computer system processes the captured NIR image through a multi-stage enhancement pipeline.

PRINTING PROCESS

Resumen de: AU2025219097A1

The invention provides a novel security feature and a method for making it.

SYSTEMS AND METHODS FOR THE GENERATION AND USAGE OF AUTHENTICATION IMAGES IN CONJUNCTION WITH LOW-RESOLUTION PRINT DEVICES

Resumen de: US20260281271A1

Systems and methods applicable, for instance, to the generation and usage of authentication images. In one aspect, unauthorized attempts to duplicate authentication images can be thwarted. In another aspect, there can be provision for authorized authentication image generation using low-resolution print devices.

PRINTING PROCESS

Resumen de: AU2025219228A1

The invention provides a novel security feature and a method for making it.

APPARATUSES AND PROCESSES FOR PRODUCING OPTICAL EFFECTS LAYERS

Resumen de: US20260273989A1

The invention relates to the field of the protection of security documents such as for example banknotes and identity documents against counterfeit and illegal reproduction. In particular, the present invention provides apparatuses and processes for producing optical effect layers (OELs) comprising magnetically oriented, said optical effect layers (OELs) exhibiting not only a dynamic movement but also an eye-catching relief and/or 3D effect upon tilting and may be as anti-counterfeit means on security documents or security articles or for decorative purposes.

PRINTING PROCESS

Resumen de: AU2025219129A1

The invention provides a novel security feature and a method for making it 3b.

METHOD AND DEVICE FOR PRODUCING AND SYSTEM FOR MONITORING A COUNTERFEIT-RESILIENT DOCUMENT

Resumen de: WO2025098741A1

The invention relates to a method for producing a counterfeit-resilient document, to a method for handling the counterfeit-resilient document, to a device for producing the counterfeit-resilient document, to a device for handling the counterfeit-resilient document and to a system having the two devices. The counterfeit-proof document (1) has a substrate (2) to which at least one protective element (3, 4, 5) made of a luminescent, fluorescent or phosphorescent material is introduced or applied. Information is applied or introduced onto the substrate (2) and a spatial arrangement of the at least one protective element (3, 4, 5) is stored during production. A number of randomly arranged fibres may be provided.

PERSONALIZABLE SECURITY DOCUMENT AND METHOD OF PERSONALIZING THE SAME

Resumen de: US20260264443A1

A personalizable security document (10) includes a laser-engravable portion (5a) that exhibits a color-change effect when viewed under white light. This color-change effect is used to selectively mask a further security feature provided as a first pattern (27a) in a layer that is below the layer including the laser-engravable portion (5a). This is achieved by appropriately matching the color of the laser-engravable portion (5a) to the color of the first pattern (27a).

MICRO-OPTIC DEVICE WITH MULTI-COLOR BACKGROUND ICON STRUCTURE AND CORRESPONDING MANUFACTURING METHOD

Resumen de: AU2025269285A1

A micro-optic device includes an array of focusing elements (105), having a first repeat period along a first axis (201) and a second repeat period along a second axis (203). The micro-optic device also includes an icon layer (120) including a plurality of retaining structures, a first plurality of icons in a first zone (427) of the plurality of retaining structures, and a second plurality of icons formed as regions of cured light-curable material of a second color disposed on or within retaining structures of a second zone (429) of the plurality of retaining structures. The first plurality of icons has a third repeat period along the first axis, and a fourth repeat period along the second axis. The second plurality of icons has a fifth repeat period along the first axis and a sixth repeat period along the second axis.

MINERAL OIL-FREE INTAGLIO INK

Resumen de: US20260265551A1

The present invention describes a water wipe security intaglio printing ink composition comprising as a principal component bio-renewable iso-alkane vegetable oil-based solvent, which in combination with other constituents produces a mineral oil-free ink with improved sustainability and environmental impact footprint when compared to existing formulations designed for the same application.

PHOSPHOR-BASED PEN FOR AUTHENTICATION AND SECURITY

Resumen de: US20260264442A1

A pen includes a pen body, a pen tip at a first end of the pen body, and one or more ink compartments within the pen body. Each ink compartment is operably coupled to the pen tip so as to dispense ink within the ink compartment substantially simultaneously. The ink contains phosphors that convert UV and IR light into visible emissions.

TACTILE LATENT INFORMATION IN AN INKJET PRINTED LAYER ON IDENTITY CARDS

Resumen de: US20260257509A1

0000 Identification card (1), including a base sheet (2) and on top of said base sheet an information layer (8) containing at least one feature made of a first material, which is transparent for white light and which is or is not under irradiation with electromagnetic radiation which is not in the visible spectrum (eg UV-light or IR-light) opaque and/or colored and/or emits colored light. The feature is directly or via an intermediation of one or more layers inkjet printed on a surface of the base sheet (2) such that it protrudes therefrom. It is beneficial that the protrusion height is 2 um to 13 pm. The base sheet can have a laser engraved image.

PROCESS FOR SYNTHESIZING EUROPIUM-DOPED STRONTIUM MAGNESIUM GERMANATE PHOSPHORS

Resumen de: US20260258300A1

The present invention relates to the synthesis of europium-doped strontium magnesium germanate phosphors and, in more particular manner, to a process for the synthesis of Sr2MgGe2O7:xEu3+ (SMGO:xEu3+) phosphors (where x=0.5-6 mol %) for white LEDs, latent fingerprint detection, and anti-counterfeiting applications. The synthesis is carried out by mixing Stoichiometric molar amounts of strontium nitrate (Sr(NO3)2), magnesium nitrate (Mg(NO3)2·6H2O), germanium dioxide (GeO2), and europium nitrate (Eu(NO3)3·6H2O) were dissolved in deionized water, and further adding Aloe vera gel extract as a natural fuel, wherein the resultant solution is stirred to obtain a homogeneous redox mixture, which then boiled, ignited to form a gel, and combusted into a fine powder, wherein the fine powder is then annealed for improve crystallinity. These results substantiate the efficacy of SMGO:Eu3+ phosphor as a viable forensic material for high-resolution LFP detection, offering a compelling alternative to existing commercial powders, especially under UV-assisted visualization scenarios

LATENT INFORMATION ON A TRANSPARENT LAYER ON IDENTITY CARDS

Resumen de: US20260257510A1

0000 The present disclosure provides an identification card (1), including a base sheet (2) and on top of said base sheet an information layer containing at least one feature made of a first material, which is transparent for white light and which under irradiation with electromagnetic radiation which is not in the visible spectrum is opaque and/or colored and/or emits colored light. The feature is at least laterally embedded in a layer made of a second material, which is transparent for white light and which, is or is not under irradiation with electromagnetic radiation which is not in the visible spectrum opaque and/or colored and/or does or does not emit colored light.

SECURITY DOCUMENT, SYSTEM FOR PRODUCING A SECURITY DOCUMENT, AND METHOD FOR PRODUCING A SECURITY DOCUMENT

Resumen de: US20260249639A1

0000 A security document, a method for producing a security document and a system for producing a security document. The security document includes an absorption region for the formation of at least one item of personalized information, wherein the security document has been processed and/or can be processed in the absorption region such that the at least one item of personalized information visible through absorption of light incident on a first side. The security document further includes a first security element with an optically variable effect, wherein, in the case of observation of the first side, the first security elementis arranged behind the absorption layer and the first security elementis arranged in a first region, wherein the first region overlaps the absorption region partially or over the whole surface and the first region does not overlap the absorption regionin a background region directly adjacent to the absorption region.

OPTICAL DEVICE

Resumen de: AU2025250721A1

The present invention relates to an optical device comprising a first layer that comprises an alignment surface defining an alignment direction, wherein said alignment direction varies periodically in the azimuthal orientation, defining a grating pitch, in a grating direction within the first layer; and a second layer being arranged adjacent to the first layer so that an alignment interface is formed between the first and second layer, wherein, in a cross-section parallel to the first layer, said second layer includes a patterned area comprising sections of chiral nematic liquid crystals, and wherein an orientation direction of the chiral nematic liquid crystals just within the patterned area of the second layer at the alignment interface is set by the alignment direction defined by the alignment surface of the first layer. In addition, present invention relates to an optical arrangement comprising a first and second optical device. Moreover, present invention relates to a method for manufacturing an optical device and the use of such optical device.

ANTI-COUNTERFEITING LABEL AND METHOD FOR ITS PRODUCTION

Resumen de: WO2026176262A1

An anti-counterfeiting component (1) to be applied to a determined product, said component being comprised in a determined shape and peripheral edges and comprising: - a base support layer (2) and, proceeding in layers, starting from said base support layer (2): - a barcode (4), printed on said base support layer (2) and containing determined information content relating to a determined product; - a mechanically scratchable coating (10) or removable film, comprising graphics composed of geometric shapes and/or varied highlights, obtained by means of a printing programme, said graphics of said removable film or coating (10) being printed over an area larger than or at least equal to that covered by said barcode (4); wherein there are provided - a plurality of half-cuts (12), configured to be across, even partially, the edges of the component, so as to prevent, in use, after the component has been applied to the product, a removal of the component from the product without tearing; and wherein - said barcode (4) is a polychromatic QR code (4b), comprising colours and shades and obtained through chromatic processing of a native QR code (4a) containing said determined information content, said colours and shades being randomly associated with said determined information content. It further comprises a tag (15) which, when it is not to be read, has applied to it an element (17) for temporarily deactivating it.

SECURITY ELEMENT WITH DIFFRACTIVE STRUCTURES

Resumen de: EP4796338A1

0001 Die Erfindung betrifft Sicherheitselement (1) insbesondere für Wertpapiere, Sicherheitspapiere oder Sicherheitsgegenstände, wie Banknoten, Ausweise, Kreditkarten, das einen ersten Bereich (2) mit optisch wirksamen, diffraktiven ersten Strukturen (3) aufweist, mittels der ein erzeugter Gesamteindruck achromatisch erscheint, und der zumindest teilweise mit einer optischen Effektschicht (4) beschichtet ist, sodass der Gesamteindruck unter einem ersten Betrachtungswinkel (5) in einer ersten Farbe (6) erscheint und unter einem zweiten Betrachtungswinkel (7) in einer zweiten Farbe (8) erscheint. 0002 Das Sicherheitselement umfasst einen zweiten Bereich (9) mit optisch wirksamen, diffraktiven zweiten Strukturen (10), der ebenfalls mit der optischen Effektschicht (4) beschichtet ist und die zweiten Strukturen (10) in ihren Struktureigenschaften gegenüber den ersten Strukturen (3) derart unterschiedlich ausgebildet sind, dass der Gesamteindruck in dem zweiten Bereich (9) unter dem ersten Betrachtungswinkel (5) in zumindest einer dritten Farbe (12) erscheint.

SUSPENSION OF CHIPS IN INKS, PAINTS OR VARNISHES, METHOD OF PRODUCTION AND USE FOR TRANSFERRING THE CHIPS TO COMPLEX SURFACES USING WRITING, PRINTING OR PAINTING DEVICES

Resumen de: EP4796604A1

The present invention relates to a suspension of chips that can be directly used on spatially and geometrically complex surfaces to provide these surfaces with said chips by means of writing, painting or printing devices, and to its method of production. The present invention further relates to the use of the suspension for decoration, marking, anti-forgery or anti-fraud, encryption, as sensors, as actuators, and for manufacturing electronic devices, and to the use of the suspension for determining the dimensions of the channels of a writing, painting or printing device.

SECURITY ELEMENT HAVING MAGNETIC CODING, VALUE DOCUMENT, PRODUCTION METHOD AND CHECKING METHOD

Resumen de: WO2026171434A1

The invention relates to a flat security device (10) having a substantially polygonal, in particular substantially rectangular, outline (12) and having a magnetic coding (30) composed of a plurality of code cells (32). According to the invention, the code cells (32) of the magnetic coding (30) are arranged neither parallel nor orthogonal to one of the edges (14) of the outline (12) of the flat security device.

METHOD AND SYSTEM FOR APPLYING A REVEAL FILM TO A GREETING CARD

Resumen de: US20260241733A1

0000 A printing process comprises printing a mark on a surface of uncoated paper stock, applying a release coating over the mark, subjecting the release coating to a first ultra- violet drying process, applying a first scratch-off layer of coating over the layer of release coating, subjecting the first scratch-off layer to a second ultra-violet drying process, applying a second scratch-off layer of coating over the first scratch-off layer, and subjecting the second scratch-off layer to a third ultra-violet drying process.

Optisch variables Sicherheitselement, Wertdokument und Herstellungsverfahren

Resumen de: DE102025106385A1

Es ist ein optisch variables Sicherheitselement zur Absicherung von Sicherheitspapieren, Wertdokumenten und anderen Wertgegenständen offenbart, das aufweist: einen Substratkörper (2), der eine Vorderseite (4) und eine Rückseite (6) hat, eine Dielektrikumschicht (30), die auf die Vorderseite (4) des Substratkörpers (2) aufgebracht ist und eine Mikrofacettenanordnung, umfassend erste Mikrospiegelfacetten (20) und zweite, unterschiedliche Mikrospiegelfacetten (22), aufweist, und eine Reflexionsschicht (32, 36), die auf die Mikrofacettenanordnung aufgebracht ist und so die Mikrospiegelanordnung (18) ausbildet. Die ersten Mikrospiegelfacetten (20) weisen eine glatte Oberflächenform oder eine gekrümmte, fokussierend wirkende Oberflächenform auf, und die zweiten Mikrospiegelfacetten (22) weisen eine gekrümmte Oberflächenform auf, die keine fokussierende Wirkung hat.

SECURITY DEVICES AND METHODS OF MANUFACTURE THEREOF

Nº publicación: US20260241740A1 20/08/2026

Solicitante:

DE LA RUE INTERNATIONAL LTD [GB]
DE LA RUE INTERNATIONAL LIMITED

Resumen de: US20260241740A1

0000 Optically variable security device including: a substrate; an array of focusing elements disposed in or on the substrate; and an image array disposed in or on the substrate and overlapping with the array of focusing elements, wherein the image array includes at least first and second sets of image elements, the first set of image elements and the second set of image elements being interleaved with each other, wherein the image array includes a first ink and a second ink different from the first ink, one or both of the first and second inks including a luminescent material.