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Class Information
Number: 283/83
Name: Printed matter > Having revealable concealed information, fraud preventer or detector, use preventer or detector, or identifier > And electrically conductive material
Description: Subject matter provided with material capable of conducting electricity.










Sub-classes under this class:

Class Number Class Name Patents
283/84 Overlaying vaporizable material revealing information 16


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8678442 Forgery-proof security element with color shift effect Mar. 25, 2014
8680007 Reversible thermosensitive recording medium Mar. 25, 2014
8670862 Document discarding apparatus, document managing system, and computer readable medium Mar. 11, 2014
8616584 Value document, production and verification of value documents Dec. 31, 2013
8590941 Method for providing prints with fluorescent effects and the print item Nov. 26, 2013
8567822 Luminous advertisement sheet Oct. 29, 2013
8562411 Electronic gaming devices Oct. 22, 2013
8557368 Substrate, system and method for magnetic ink character recognition encoding Oct. 15, 2013
8540285 Chemical etched two dimensional matrix symbols and method and process for making same Sep. 24, 2013
8517427 Information page and a method Aug. 27, 2013
8465625 Security paper and method and apparatus for producing the same Jun. 18, 2013
8450240 Reversible thermosensitive recording medium and method for producing the same May. 28, 2013
8450239 Reversible thermosensitive recording medium May. 28, 2013
8409705 Rainbow fibres Apr. 2, 2013
8403368 Security document Mar. 26, 2013
8387886 Security document with electrically-controlled display element Mar. 5, 2013
8220836 Method of processing reply cards Jul. 17, 2012
8158252 Stamping film for producing tamper-proof motor vehicle license plates and tamper-proof motor vehicle license plate comprising such a stamping film Apr. 17, 2012
8158253 Rainbow fibres Apr. 17, 2012
8067083 Surface ornamental structure of an article and a method for ornamentally working the surface structure of the article Nov. 29, 2011
8052171 Security element for RF identification Nov. 8, 2011
7998546 Wirelessly powered flexible tag Aug. 16, 2011
7989055 Security element and method for producing the same Aug. 2, 2011
7918485 Security system using conductive and non-conductive regions Apr. 5, 2011
7867075 Game apparatus Jan. 11, 2011
7861937 Method of manufacturing a security thread having an embedded microchip, security thread and document comprising the thread Jan. 4, 2011
7855646 Inductive coupling in documents Dec. 21, 2010
7832771 Method for the production of a book-type security document and a book-type security document Nov. 16, 2010
7758079 Personal document in the form of a book Jul. 20, 2010
7748748 Method and system for generating and authenticating documents having stored electrostatic pattern information Jul. 6, 2010
7748747 Individualized security document Jul. 6, 2010
7703811 Security thread Apr. 27, 2010
7682687 Forgery-preventing film Mar. 23, 2010
7551750 Holographic digital watermark Jun. 23, 2009
7518517 Verification method of goods using IC tags and equipment using the method Apr. 14, 2009
7429063 Counterfeit-proof metallic foil Sep. 30, 2008
7429308 Method of manufacturing an article comprising at least one electronic chip Sep. 30, 2008
7396049 Flexible sheet having at least one region of electroluminescence Jul. 8, 2008
7367592 Marking substance and security markings for testing the authenticity of documents May. 6, 2008
7301682 Optically variable security attribute Nov. 27, 2007
7273234 Card with increased gripability Sep. 25, 2007
7243951 Durable security devices and security articles employing such devices Jul. 17, 2007
7225993 Printed sheet products with integral, removable, radio frequency identification elements Jun. 5, 2007
7199714 Verification method of goods using IC tags and equipment using the method Apr. 3, 2007
RE39490 Security device having multiple security features and method of making same Feb. 20, 2007
7179393 Methods of manufacturing substrates Feb. 20, 2007
7144617 Diffractive security element Dec. 5, 2006
7078090 Decorative foil Jul. 18, 2006
7040663 Value document May. 9, 2006
7037606 Security element May. 2, 2006

1 2 3 4










 
 
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