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Call message delivery system and method

  • US 4,972,461 A
  • Filed: 09/20/1989
  • Issued: 11/20/1990
  • Est. Priority Date: 09/20/1989
  • Status: Expired due to Term
First Claim
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1. A method of operating a call delivery system for use with a common carrier network for serving stations connectable to said network, comprising the steps of:

  • enabling a caller, at a station calling a called station to bill, to a billing code of the caller, a call request to deliver a voice message from said calling station;

    establishing, in response to said request, a status memory location identifiable using said caller'"'"'s billing code and storing therein a status message indicating a status of said request; and

    in response to a subsequent call from the caller, checking said status memory location using the caller'"'"'s billing code and outputting the status message to the caller.

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