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Anti-fraud verification system using a data card

  • US 5,457,747 A
  • Filed: 01/14/1994
  • Issued: 10/10/1995
  • Est. Priority Date: 01/14/1994
  • Status: Expired due to Term
First Claim
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1. A personal benefit card system comprising,a personal identification card having a first and a second data storage medium, said first medium capable of being written with data indelibly, said second medium capable of being written repeatedly,a verification terminal having means for acquiring biometric identification and common identification information from a person, for indelibly writing said first medium with said biometric identification information, for subsequently reading said biometric identification information of said first medium, for comparing said biometric identification information read from said first medium with that of a possessor of said card, and for writing data on said second data storage medium in response to a favorable comparison, said data authorizing limited use of said card,an identification library having means for communicating with said verification terminal, means for storing said biometric identification and associated common identification information of a person, and means for comparing said information with previously stored information such that a duplication alert is sent to said verification terminal if said biometric identification matches a biometric identification previously stored and said associated common identification differs from an associated common identification previously stored, anda plurality of local benefit dispensing terminals having means for dispensing benefits in response to reading said data authorizing limited use of said card.

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