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WARNING TAG AND METHOD FOR PROVIDING AN INDICATION RELEVANT TO SHELF LIFE OF A PRODUCT

  • US 20120218105A1
  • Filed: 01/31/2012
  • Published: 08/30/2012
  • Est. Priority Date: 02/25/2011
  • Status: Active Grant
First Claim
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1. A warning tag for providing an indication relevant to shelf life of a product, said warning tag comprising:

  • a storage unit for storing product information of the product, the product information including time data associated with end of the shelf life of the product;

    a clock unit for generating a current time;

    a control unit electrically coupled to said storage unit and said clock unit, said control unit outputting a warning signal based on the current time and the time data; and

    a warning unit electrically coupled to said control unit, said warning unit generating the indication according to the warning signal.

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