OPTICALLY VARIABLE SECURITY DEVICES

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United States of America Patent

APP PUB NO 20120075701A1
SERIAL NO

13250480

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An optical device is formed by hot stamping a demetallized hologram to an optically variable foil or to a coating of optically variable ink. In another embodiment a hologram is hot stamped to a banknote or document printed with a color-shifting ink.

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Patent Owner(s)

Patent OwnerAddress
JDS UNIPHASE CORPORATION1768 AUTOMATION PARKWAY SAN JOSE CA 95131

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lamar, Scott Santa Rosa, US 8 76
Mayer, Thomas White, US 167 3264
Phillips, Roger W Santa Rosa, US 121 6477
Taguer, Elena Ottawa, CA 6 31

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Patent Citation Ranking

  • 7 Citation Count
  • G02B Class
  • 4.33 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges10512215332261157932311918113501 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +01002003004005006007008009001000110012001300

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