×

Secure postage dispensing system

  • US 4,873,645 A
  • Filed: 12/18/1987
  • Issued: 10/10/1989
  • Est. Priority Date: 12/18/1987
  • Status: Expired due to Term
First Claim
Patent Images

1. A secure postage dispensing system, said system comprises:

  • means for receiving mailing information;

    said mailing information including a list of addresses, said list of addresses being associated with a number of mail pieces to be sent, and information indicative of the postage due for said mail pieces;

    means for calculating the total postage required for said mail pieces;

    means for establishing communication with a funds control center, said funds control center being adapted to receive said total postage and the total number of mail pieces to be mailed, said funds control center including means for effecting a funds transfer in the amount of said total postage to a carrier service and, upon completion of said funds transfer, returning a cryptographic key and a batch identifier;

    means, using said cryptographic key, for providing a unique encrypted number for each address in said list of addresses; and

    means for outputting said list of addresses, each said address having said unique encrypted number appended thereto.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×