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System and method for disabling data on radio frequency identification tags

  • US 6,933,848 B1
  • Filed: 05/07/2002
  • Issued: 08/23/2005
  • Est. Priority Date: 05/31/2001
  • Status: Expired due to Term
First Claim
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1. A method for disabling at least a portion of a radio frequency identification (RFID) tag, comprising:

  • identifying an RFID tag having data thereon;

    confirming an identity of the RFID tag;

    verifying that a prerequisite event has occurred, occurrence of the prerequisite event being required prior to disablement of the data; and

    transmitting a destruct instruction to the RFID tag, wherein the RFID tag verifies that the destruct instruction is valid, whereupon at least a portion of the RFID tag is disabled.

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