Patents by Inventor Andrew F. Halperin

Andrew F. Halperin 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).

  • Patent number: 7394818
    Abstract: Audible and signaling information sent through a multi-line hunt group may be transmitted over long distances using packet or IP-enabled communication networks. At least one remote site is connected to the communication network. The remote site includes a switch interconnecting a plurality of subscribers. At least one multi-line hunt group is connected to the switch. The communication system also includes at least one service site connected to the communication network. The service site includes a switch connected to a service platform. At least one multi-line hunt group is connected to the switch. A gateway interfaces each multi-line hunt group and the communication network. Each gateway converts audible information received over communication lines and signaling data received over each signaling line into a data format acceptable by the communication network.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: July 1, 2008
    Assignee: Qwest Communications International Inc.
    Inventors: Chris E. Johnson, Andrew F. Halperin, Alejandro Avella