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Method and device for protecting articles

  • US 8,542,120 B2
  • Filed: 06/29/2012
  • Issued: 09/24/2013
  • Est. Priority Date: 08/17/2005
  • Status: Expired due to Fees
First Claim
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1. A method of using an antitheft system comprising the steps of:

  • sensing with a sensor, comprising an antenna, a first person approaching an object positioned at a location;

    providing information about the object to the first person in response to the step of sensing;

    transmitting to a receiver of the antitheft system information from a first transmitter of an electronic key carried by a second person; and

    setting off an alarm if the object is moved beyond a predetermined distance from the location.

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