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Coupon validation terminal

  • US 5,091,634 A
  • Filed: 10/04/1989
  • Issued: 02/25/1992
  • Est. Priority Date: 10/04/1988
  • Status: Expired due to Fees
First Claim
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1. A coupon validation system for interpreting coupons presented thereto, each of said coupons incorporating a bar code having a range of validation dates and a message code, said system comprising:

  • a) a real time clock for maintaining a current time and date record;

    b) means for storing one or more winning number codes;

    c) means for receiving a coupon presented to said system and in response reading said bar code; and

    d) means for comparing said range of validation dates with said current time and date record and in the event said current time and date record is not within said range of validation dates then rejecting said coupon, and in the event said current time and date record is within said range of validation dates then comparing said one or more winning number codes with said message code and in the event they are equal generating a message for indicating that said coupon is a winner, and in the event said one or more winning number codes and said message code are not equal then generating an alternative message for indicating that said coupon is not a winner.

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