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Class Information
Number: 427/7
Name: Coating processes > Fraud or tamper detecting
Description: Processes which impart fraud detecting characteristics to the base, or which make the alteration of indicia which may be applied thereto detectable even though application of such indicia is not claimed.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8691369 Element with optical marking, manufacturing method, and use Apr. 8, 2014
8685488 Method for producing a microstructure Apr. 1, 2014
8632849 Anti-counterfeit film with an amphichroic pattern and a preparation method thereof Jan. 21, 2014
8622436 Chemically reactive security ink, a method of use of such ink, and security documents incorporating such ink Jan. 7, 2014
8545928 Double layer UV variable data text Oct. 1, 2013
8496998 Producing gloss watermark on receiver Jul. 30, 2013
8426012 Chiral liquid crystal polymer marking Apr. 23, 2013
8426011 Marking based on chiral liquid crystal polymers Apr. 23, 2013
8426014 Modified marking based on chiral liquid crystal polymers Apr. 23, 2013
8426013 Marking based on modified chiral liquid crystal polymers Apr. 23, 2013
8403223 Invisible-fluorescent identification tags for materials Mar. 26, 2013
8367188 Authenticity mark in the form of luminescent substances Feb. 5, 2013
8343569 Method for making security laser printing film Jan. 1, 2013
8313793 Method for producing and visualizing an optically hidden mark Nov. 20, 2012
8257784 Methods for identifying articles of manufacture Sep. 4, 2012
8252412 Angle switchable crystalline colloidal array films Aug. 28, 2012
8227024 Method of producing polymer layer with latent polarized image Jul. 24, 2012
8215559 Secure core material for documents Jul. 10, 2012
8211509 Alignment of paste-like ink having magnetic particles therein, and the printing of optical effects Jul. 3, 2012
8211490 Double layer UV variable data text Jul. 3, 2012
8211538 Microelectronic security coatings Jul. 3, 2012
8163328 Compositions for marking objects with DNA and methods for marking and linking an object to its owner Apr. 24, 2012
8147900 Multiple color fluorescence security imprint Apr. 3, 2012
8142834 Fingerprint detection Mar. 27, 2012
8119185 Protective material comprising reversible and irreversible photochemical functional constituents Feb. 21, 2012
8080097 System and a method for the creation of edible, optically invisible images Dec. 20, 2011
8067056 Method for producing tamper-proof identification elements Nov. 29, 2011
8034398 Secure tag coding Oct. 11, 2011
8019130 Collectable fingerprinted apparatus and methods Sep. 13, 2011
7966267 Method and system for validating a security marking Jun. 21, 2011
7938333 Secure core material for documents May. 10, 2011
7939124 Method of producing an information carrier May. 10, 2011
7939164 Pigment layer and method of permanently scribing a substrate by means of high-energy radiation May. 10, 2011
7923097 Security element with thin-layer element Apr. 12, 2011
7897212 Method of marking material, marked and verification of genuineness of a product Mar. 1, 2011
7823791 Secure core material for documents Nov. 2, 2010
7799568 Authentication of products using molecularly imprinted polymers Sep. 21, 2010
7754273 Method of printing a time-temperature indicator based on azo coupling reactions onto a susbtrate Jul. 13, 2010
7658980 Tamper-indicating printable sheet for securing documents of value and methods of making the same Feb. 9, 2010
7648763 Security element and method for production thereof Jan. 19, 2010
7648648 Anti-stokes fluorescent material composition Jan. 19, 2010
7601417 Recorded matter having countermeasure against forging Oct. 13, 2009
7566473 Vehicle identification marking system Jul. 28, 2009
7531108 Security features incorporating photoluminescent phosphor powders and methods for making security features May. 12, 2009
7455877 Vehicle identification marking system Nov. 25, 2008
7449212 Security document Nov. 11, 2008
7396557 Method for forgery-proof labeling of items, and forgery-proof label Jul. 8, 2008
7316790 Sulfur-containing phosphor powders, methods for making phosphor powders and devices incorporating same Jan. 8, 2008
7192471 Aryl-ureido benzoxazinone compounds Mar. 20, 2007
7115301 Method of marking solid or liquid substances with nucleic acid for anti-counterfeiting and authentication Oct. 3, 2006

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