Data protection structure

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United States of America Patent

PATENT NO 8289594
APP PUB NO 20090303558A1
SERIAL NO

12300312

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention provides for a data protection device comprising an optically variable diffractive scratch-layered structure overlying data to be protected, wherein the device includes at least first and second opaque metallic layers separated by a flexible light-absorbing separation layer.

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Patent Owner(s)

Patent OwnerAddress
OPTAGLIO LIMITEDHANTS SP10 4DU

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Drinkwater, John Fleet Hampshire, GB 8 152

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