Universal internet based telephony system that provides ubiquitous access for subscribers from any terminal device

  • US 6,791,974 B1
  • Filed: 08/11/2000
  • Issued: 09/14/2004
  • Est. Priority Date: 03/19/1999
  • Status: Active Grant
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First Claim
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1. A system for enabling a customer it initiate an Internet telephone call from any customer terminal device, comprising:

  • means for displaying data, indicative of the presence of an Internet telephony service, on said customer terminal device;

    means, responsive to a customer selecting said Internet telephony service by responding to said data, for executing an Internet telephony service process for said customer terminal device; and

    means for assigning a customer served by said customer terminal device with a virtual telephone number, usable at any terminal device to participate in Internet telephone calls via said Internet telephone service.

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