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SYSTEM FOR ELECTRONIC BARTER, TRADING AND REDEEMING POINTS ACCUMULATED IN FREQUENT USE REWARD PROGRAMS

  • US 20070129998A1
  • Filed: 03/29/2006
  • Published: 06/07/2007
  • Est. Priority Date: 06/23/1999
  • Status: Active Grant
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1-29. -29. (canceled)

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