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Coded merchandising coupon

  • US 3,959,624 A
  • Filed: 12/13/1974
  • Issued: 05/25/1976
  • Est. Priority Date: 12/13/1974
  • Status: Expired due to Term
First Claim
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1. In a supermarket system adapted to check-out consumer items, each bearing a distinctive symbol based on the universal product code, the combination comprising:

  • A a merchandise coupon entitling the holder thereof to a specified discount on one of said items, said coupon having printed thereon a symbol corresponding to the symbol appearing on said one item;

    B an optical scanning unit to scan the symbols on said items and on said coupon to produce signal representative thereof, andC a terminal responsive to signals derived from scanning a group of said items selected by the holder and including means to retrieve the name and price of each item in the group of selected items and to produce an output record in which these items and their prices are identified, said computer further including a memory to store the signals derived from the symbols borne by the items in said group, said terminal being thereafter responsive to a signal derived from scanning said coupon and having means to compare the coupon signal with the stored signal to accord to said holder on said record the benefit of said specified discount only if the coupon signal matches one of the stored signals in the group of items.

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