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Anti-counterfeit latent image formation object for bills, credit cards, etc. and method for making the same

  • US 5,437,897 A
  • Filed: 05/18/1993
  • Issued: 08/01/1995
  • Est. Priority Date: 06/04/1992
  • Status: Expired due to Term
First Claim
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1. A latent image formation object for printed matter comprising:

  • a main body;

    projections or recesses formed on said main body in such a manner as to exhibit various kinds of patterns, in which said various kinds of patterns comprise straight image lines forming a pattern, a relief pattern or a combination of said pattern and said relief pattern; and

    a plurality of straight lines printed on at least one surface of said main body at predetermined spaces, said straight lines being printed in colors different from that of said main body itself, wherein the relative positional relationship between said projections or recesses is non-uniform.

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