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Multiple company credit card system

  • US 4,443,027 A
  • Filed: 07/29/1981
  • Issued: 04/17/1984
  • Est. Priority Date: 07/29/1981
  • Status: Expired due to Fees
First Claim
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1. A multiple-company credit card system comprising(a) a primary identification plate containing legible means for identifying an authorized user, and coded means for identifying said user, plural solid, slightly recessed spaces on a front of the primary plate for affixation of a plurality of miniature credit indicators, and plural primary plate microcircuit chip coding means embedded in the primary plate adjacent the recessed spaces, the primary plate chip coding means having interconnection means extending into the recessed spaces for connecting with credit indicators mounted in the recessed spaces, and(b) at least one miniature credit indicator having an upper side comprising a miniature reproduction of a credit card issued to an authorized user by a credit-granting establishment, each indicator having an underside with an adhesive means for attaching the indicator to one of the slightly recessed spaces in the primary plate, and a microcircuit chip embedded in each miniature credit indicator, the credit indicator microcircuit chips being adapted to interconnect with microcircuit chips embedded in the primary plate, each of the miniature indicators being provided with a microcircuit chip which is different from a microcircuit chip in any other miniature indicator.

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