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Compliance tracking method

  • US 6,839,604 B2
  • Filed: 02/21/2001
  • Issued: 01/04/2005
  • Est. Priority Date: 02/26/2000
  • Status: Expired due to Term
First Claim
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1. A method for automatically tracking compliance in a manufacturing process involving successive manufacturing operations comprisingselecting an object;

  • associating an identifier with said object, said identifier comprising a memory, wherein the identifier is a radiofrequency identifier comprising an antenna for transmitting or receiving radiofrequency energy; and

    an integrated circuit chip, connecting with said antenna, said chip comprising the memory;

    performing a first manufacturing operation relating to the object;

    following the successful completion of said first manufacturing operation, writing an associated compliance data item to the memory;

    performing one or more further manufacturing operations relating to the object; and

    following the successful completion of said one or more further manufacturing operations, writing an associated compliance data item to the memory, wherein said object retains said identifier through distribution to consumers.

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