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Document having security image and composite sheet and method for forming

  • US 5,753,349 A
  • Filed: 10/23/1996
  • Issued: 05/19/1998
  • Est. Priority Date: 04/04/1994
  • Status: Expired due to Fees
First Claim
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1. A document comprising:

  • (a) a substrate having printing on a first surface;

    (b) a composite structure adhered to said substrate first surface, said composite structure including,(i) a lacquer coating having a thickness in the range of 0.5 microns to 3 microns, and(ii) an adhesive coating having a thickness in the range of 0.75 microns to 4 microns securing said lacquer coating to said substrate first surface; and

    (c) a holographic image or diffraction grating image embossed in said lacquer coating, said holographic image or diffraction grating image being embossed after said composite structure is adhered to said substrate, said printing being visible through said holographic image or diffraction grating image.

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