Patents by Inventor Tom Spragle

Tom Spragle 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).

  • Method and system for call screening
    Patent number: 7447645
    Abstract: A method and system for optimizing telecommunications network resources using a feedback control system. In particular, a call screening device is used in conjunction with a signal switching point to accept or reject incoming phone calls based on far-end capacities of terminating carriers or invalid calling codes in the calling numbers as indicated by signaling messages from terminating carriers.
    Type: Grant
    Filed: August 11, 2003
    Date of Patent: November 4, 2008
    Assignee: Arbinet-theexchange, Inc.
    Inventors: Tom Spragle, Sergio Nirenberg, Norris M. Hall, Guillermo Bodnar
  • Method and system for call screening
    Publication number: 20040172265
    Abstract: A method and system for optimizing telecommunications network resources using a feedback control system. In particular, a call screening device is used in conjunction with a signal switching point to accept or reject incoming phone calls based on far-end capacities of terminating carriers or invalid calling codes in the calling numbers as indicated by signaling messages from terminating carriers.
    Type: Application
    Filed: August 11, 2003
    Publication date: September 2, 2004
    Applicant: Arbinet-thexchange, Inc.
    Inventors: Tom Spragle, Sergio Nirenberg, Norris M. Hall, Guillermo Bodnar