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Portable data module and system for consumer transactions

  • US 5,789,732 A
  • Filed: 06/07/1996
  • Issued: 08/04/1998
  • Est. Priority Date: 06/08/1995
  • Status: Expired due to Fees
First Claim
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1. A consumer data device comprising credit-card sized casing containing a memory for data and transaction retention, a first LCD display for displaying information, a second LCD display for displaying bar-codes to be read by a bar-code scanner, means to scroll through stored information, and a data communication link wherein information contained in the bar-codes displayed on the second LCD display correspond to the information displayed on the first LCD display.

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  • 3 Assignments
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