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Method for certifying facsimile communications over a telephone network

  • US 5,940,187 A
  • Filed: 01/06/1997
  • Issued: 08/17/1999
  • Est. Priority Date: 01/06/1997
  • Status: Expired due to Term
First Claim
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1. A method for certifying facsimile communication over a telephone network between an originator of a facsimile message and a receiver of the facsimile message, comprising the steps of:

  • performing a first sequence, comprising the steps of;

    receiving an identifying data and a certifying indicia from the originator;

    storing the certifying indicia in a memory;

    identifying the originator based on the identifying data; and

    generating a document control indicia, storing the document control indicia in the memory and providing the document control indicia to the originator in response to positively identifying the originator; and

    performing a second sequence, subsequent to the first sequence, the second sequence comprising the steps of;

    receiving a first facsimile transmission message and the document control indicia from the originator;

    identifying the originator of the first facsimile transmission message by comparing the document control indicia received from the originator with the document control indicia stored in the memory;

    in response to identifying the originator of the first facsimile message, retrieving from the memory the certifying indicia that corresponds to the originator;

    transmitting to the receiver the first facsimile transmission message plus the certifying indicia retrieved from the memory; and

    generating a confirmation indicia originally unknown to both the originator and the receiver and providing the confirmation indicia to the originator and the receiver to authenticate the first facsimile transmission message.

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