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Emissive Image Substrate Marking, Articles Marked With An Emissive Image, and Authentication Methods Involving The Same

  • US 20110267656A1
  • Filed: 10/25/2010
  • Published: 11/03/2011
  • Est. Priority Date: 04/04/2003
  • Status: Abandoned Application
First Claim
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1. A method of marking a substrate with an emissive image, the substrate containing optical brighteners, the method comprising:

  • providing a substrate including one or more optical brighteners;

    applying a substance having one or more fluorescent quenchers over at least a portion of the substrate to produce a quenched area of the substrate;

    applying a quench prevention substance over at least a portion of the quenched area of the substrate to produce a fluorescent print surface; and

    applying an emissive color component of an image indicia over at least a portion of the fluorescent print surface.

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