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Methods for electronic tracking of units originating from a common source

  • US RE42,736 E1
  • Filed: 10/15/2007
  • Issued: 09/27/2011
  • Est. Priority Date: 07/01/1999
  • Status: Expired due to Term
First Claim
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1. A method for electronic tracking of units originating from a common source, comprising:

  • physically associating a first transponder with a common source, the source comprising a plurality of units physically joined with one another, the first transponder sending a code which is electrically associated with the common source;

    splitting the common source to separate the source into two or more of the units;

    physically associating a second transponder with one of the two or more units, the second transponder sending a code; and

    electrically associating the code of the second transponder with an identifier of the common source in a database.

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