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Class Information
Number: 283/94
Name: Printed matter > Having revealable concealed information, fraud preventer or detector, use preventer or detector, or identifier > Utilizing superposed layers
Description: Subject matter wherein the article is provided with multiple layers of printed matter or multiple layers of indicia wherein a first layer is specially constructed to be virtually unalterable and the relation of this layer to any other layer is such that an alteration of said other layer is easily and readily detected.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8684415 Substrates Apr. 1, 2014
8672360 System and method for tactile currency identification Mar. 18, 2014
8616584 Value document, production and verification of value documents Dec. 31, 2013
8608204 Tags Dec. 17, 2013
8603615 Security element Dec. 10, 2013
8602214 Multiple ply label with adhesive layers Dec. 10, 2013
8590941 Method for providing prints with fluorescent effects and the print item Nov. 26, 2013
8573651 Thread and method of manufacturing the same, counterfeit preventive paper using thread, counterfeit preventive printed material, and method of judging authenticity utilizing them Nov. 5, 2013
8567822 Luminous advertisement sheet Oct. 29, 2013
8562025 Secure data protection optically variable labels and foils Oct. 22, 2013
8562026 Security element and process for the production of a security element Oct. 22, 2013
8556299 Information recording patch, printed sheet, and authenticity discrimination method therefor Oct. 15, 2013
8540285 Chemical etched two dimensional matrix symbols and method and process for making same Sep. 24, 2013
8534710 Security element and method for manufacturing the same Sep. 17, 2013
8530863 Fluorescence notch coding and authentication Sep. 10, 2013
8511712 Mixture of magnetically orientable color shifting flakes and non-magnetically orientable color shifting flakes exhibiting a common color Aug. 20, 2013
8505979 Method for producing a data carrier and data carrier produced therefrom Aug. 13, 2013
8507078 Paper, process for producing the same, and printed article Aug. 13, 2013
8496110 Sequentially placed shipping and packing label system Jul. 30, 2013
8474874 Layered image display sheet Jul. 2, 2013
8455074 Forms containing a removable hang tag Jun. 4, 2013
8444181 Single-color screen patterns for copy protection May. 21, 2013
8439403 Printed article with special effect coating May. 14, 2013
8434791 Lottery transaction mechanisms May. 7, 2013
8403368 Security document Mar. 26, 2013
8376410 Portable data storage medium Feb. 19, 2013
8371615 Business form and method of making Feb. 12, 2013
8367580 Dual-sided thermal security features Feb. 5, 2013
8363284 Image processing system for producing copy protected images using transparent recording material Jan. 29, 2013
8356841 Customised multi-layer card comprising fracture initiation scores and method of producing one such card Jan. 22, 2013
8333408 Label assembly for applying a label to electronic devices Dec. 18, 2012
8334234 Hard coat and image receiving layer structures for indentification documents Dec. 18, 2012
8317231 Security element with metallization Nov. 27, 2012
8317232 Multilayer information page Nov. 27, 2012
8308197 Diffractive security element with individualized code Nov. 13, 2012
8298753 Method of generating a laser mark in a security document, and security document of this kind Oct. 30, 2012
8276945 Security element provided with an optically-variable layer and method for the production thereof Oct. 2, 2012
8262134 Value document Sep. 11, 2012
8251404 Data carrier with security element and method for the production thereof Aug. 28, 2012
8226125 Security document Jul. 24, 2012
8211531 Security element having a viewing-angel dependent aspect Jul. 3, 2012
8203728 Print device, print method, print program recording medium, print data production device, print data production method, and print data production program recording medium Jun. 19, 2012
8196966 Security laminates and documents Jun. 12, 2012
8199913 Object authentication using embossed hidden images Jun. 12, 2012
8158239 Identification medium Apr. 17, 2012
8096418 Sequentially placed shipping and packing label system Jan. 17, 2012
8087698 Personalizing ID document images Jan. 3, 2012
8079618 Hidden image game piece Dec. 20, 2011
8070186 Printable reflective features formed from multiple inks and processes for making them Dec. 6, 2011
8056930 Bottle-cap identification system Nov. 15, 2011

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