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Cards and devices with embedded holograms

  • US 8,567,679 B1
  • Filed: 01/23/2012
  • Issued: 10/29/2013
  • Est. Priority Date: 01/23/2011
  • Status: Active Grant
First Claim
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1. A card comprising:

  • a first layer of transparent polymer;

    a second layer of transparent polymer; and

    a flexible printed circuit board having a first surface and a second surface, wherein a microprocessor is attached to said first surface, a first hologram is attached to said second surface, and said flexible printed circuit board is provided between said first and second layers,wherein a layer of print material is provided on a surface of said first layer of transparent polymer through a drop-on-demand printing process.

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