Patents by Inventor Austin C. Castaldi

Austin C. Castaldi 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).

  • Enhanced domain name query for user device domain name information
    Patent number: 8392451
    Abstract: What is disclosed is a method of operating a communication system. The method includes receiving a registration request for a user device and processing the registration request to associate a network address with domain name information for the user device. The method also includes transferring an update message for delivery to a local domain name database with the association between the network address and the domain name information for the user device, and withholding an update of the association in a master domain name database. The method also includes receiving a first query for the association between the network address and the domain name information for the user device into the master domain name database, and in response, transferring a second query for delivery to the local domain name database.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: March 5, 2013
    Assignee: Sprint Communications Company L.P.
    Inventors: Robert J. Pierce, Austin C. Castaldi, Brent A. Scott, John H. Bennett, III