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Calling-party-pays call processing for cellular and paging

  • US 6,570,970 B2
  • Filed: 05/18/2001
  • Issued: 05/27/2003
  • Est. Priority Date: 04/16/1998
  • Status: Expired due to Fees
First Claim
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1. A method of processing a call initiated by a first subscriber device to a second subscriber device comprising:

  • receiving an automatic number identifier (ANI) of the first subscriber device comprising a calling number and a called number;

    determining the billing status of the first subscriber device based on a charge party station type (CPST) of the first subscriber device;

    determining the billing preferences of the second subscriber device in response to the received called number; and

    , if the billing status is determined to be nonbillable and the billing preferences are calling party pays;

    playing a message to the first subscriber device indicating that voice mail is an option; and

    routing the call to a service provider for voice mail service.

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