Patents by Inventor Craig Spiegelberg

Craig Spiegelberg 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).

  • VOIP gateway network
    Publication number: 20060182093
    Abstract: A method of connecting a telephone call to a first telephone having a first telephone number that begins with automatically placing the telephone call to a VOIP gateway PABX having a second telephone number. The first telephone number is forwarded to the VOIP gateway PABX and the call is forwarded by way of the VOIP gateway PABX over a least cost route to the first telephone having the first telephone number.
    Type: Application
    Filed: March 3, 2006
    Publication date: August 17, 2006
    Inventors: Alfred Nurnberger, Ryan Mitchell, Jared Boone, Carl Spiegelberg, Craig Spiegelberg