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Delivery point validation system

  • US 7,302,582 B2
  • Filed: 08/21/2001
  • Issued: 11/27/2007
  • Est. Priority Date: 08/21/2000
  • Status: Expired due to Term
First Claim
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1. A method for representing a list comprising addresses using a bit array wherein each bit in the bit array is initialized to a first value, comprising:

  • extracting portions of each address on the list;

    combining the portions to create a standardized item that is smaller than the address;

    converting each standardized item to a N-bit object;

    determining bit positions based on the N-bit object;

    setting bits of the bit array to a second value at the determined bit and storing the bit array for use in determining whether an inquiry item is on the list.

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