Patents by Inventor Gregory Mumsford

Gregory Mumsford 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).

  • Providing of presence information to a telephony services system
    Publication number: 20050074101
    Abstract: In support of an interactive telephony services system, a presence gateway provides presence information regarding availability of a called party to communicate using an instant communications client.
    Type: Application
    Filed: April 2, 2003
    Publication date: April 7, 2005
    Applicant: WorldCom, INC.
    Inventors: Richard Moore, Gregory Mumsford, Duraisamy Gunasekar