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System and method for managing expiration-dated products utilizing an electronic receipt

  • US 7,050,991 B2
  • Filed: 10/09/2001
  • Issued: 05/23/2006
  • Est. Priority Date: 09/21/1999
  • Status: Expired due to Fees
First Claim
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1. A system for controlling product items with shelf-life limitations comprising:

  • means for determining shelf-life limitation information for each of one or more product items;

    means for recording said shelf-life limitation information for each of said one or more product items;

    means for reading said recorded shelf-life limitation information for a product item selected for purchase;

    an electronic receipt electronically storing the read shelf-life limitation information for the selected product item, the electronic receipt being provided to a purchaser of the product item;

    means for retrieving the shelf-life limitation information from the electronic receipt; and

    a processor coupled to the means for retrieving, the processor adding the retrieved shelf-life limitation information to an inventory list of products purchased by the purchaser, the processor further detecting an expired product based on the shelf-life limitation information, and removing the expired product from the inventory list.

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