Patents by Inventor William Henry Allen

William Henry Allen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Telecommunication service with pre-paid access
    Patent number: 7889848
    Abstract: A method and system for implementing pre-paid telephone service with direct dial pre-paid access and direct dial or indirect dial post paid access. The method includes receiving a telephone call and routing the telephone call to a pre-paid platform if the access designation is a direct dial access designation other than 1 or 011. The system includes a local exchange carrier configured to receive a telephone call and route the call to a long distance carrier, where the long distance carrier is configured to route the call to a pre-paid platform if the access designation is a direct dial access designation other than 1 or 011.
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: February 15, 2011
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: William Henry Allen, Gail Ann Churillo