Security card and method for making same

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United States of America Patent

PATENT NO 5688738
SERIAL NO

08668587

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A security card comprising a backing, a cover film, and a security image, the security image being located between the backing and the cover film, the backing and the cover film being laminated together without an intermediate adhesive layer, wherein the backing comprises an amorphous copolyester or polyvinyl chloride, and the cover film comprises the other of polyvinyl chloride or an amorphous copolyester. Also, a method for making such security cards.

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First Claim

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Patent Owner(s)

  • MINNESOTA MINING AND MANUFACTURING COMPANY

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lu, Shih-Lai Woodbury, MN 23 1507

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