Patents by Inventor Charles L. Heiker

Charles L. Heiker 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).

  • System and method for providing calling name services with local number portability
    Patent number: 6714639
    Abstract: LNP databases are made locally accessible to one or more CNAM SCP to avoid network traffic associated with LNP routing determinations required with the advent of providers local number portability. All CNAM service queries are routed to the one or more CNAM SCPs for processing. Service routing is determined from the local accessible LNP databases without additional network traffic associated with such routing determinations in conventional systems. Four classes of service provider are defined. Queries for telephone services are routed in accordance with the class of service provider.
    Type: Grant
    Filed: July 5, 2000
    Date of Patent: March 30, 2004
    Assignee: BellSouth Intellectual Property Corporation
    Inventors: J. Carl Bedingfield, Neil Gilmartin, George H. Grier, Charles L. Heiker, David A. Scott