Patents by Inventor Dinesh Kallath

Dinesh Kallath 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).

  • Secure network architecture
    Patent number: 8959334
    Abstract: The present invention provides a star-connected network (C1-C4, P1-P8) having a number of peripheral nodes (P1-P8) and a central control arrangement (C1-C4). Each peripheral node has means for restricting communications across the network to the central control arrangement using a respective encrypted connection unless the peripheral node has received explicit authorization from the control arrangement to set up a direct connection with another peripheral node.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: February 17, 2015
    Assignee: British Telecommunications Public Limited Company
    Inventors: Thomas Martin, Christopher Rutherford, Liwen He, Bryan Littlefair, Dinesh Kallath
  • Secure network architecture
    Patent number: 8544081
    Abstract: The present invention provides a star-connected network (C1-C4, P1-P8) having a number of peripheral nodes (P1-P8) and a central control arrangement (C1-C4). Each peripheral node has means for restricting communications across the network to the central control arrangement using a respective encrypted connection unless the peripheral node has received explicit authorisation from the control arrangement to set up a direct connection with another peripheral node.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: September 24, 2013
    Assignee: BRITISH TELECOMMUNICATIONS public limited company
    Inventors: Liwen He, Bryan Littlefair, Thomas Martin, Dinesh Kallath, Christopher Rutherford
  • SECURE NETWORK ARCHITECTURE
    Publication number: 20100064133
    Abstract: The present invention provides a star-connected network (C1-C4, P1-P8) having a number of peripheral nodes (P1-P8) and a central control arrangement (C1-C4). Each peripheral node has means for restricting communications across the network to the central control arrangement using a respective encrypted connection unless the peripheral node has received explicit authorization from the control arrangement to set up a direct connection with another peripheral node.
    Type: Application
    Filed: November 20, 2007
    Publication date: March 11, 2010
    Applicant: BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
    Inventors: Thomas Martin, Christopher Rutherford, Liwen He, Bryan Littlefair, Dinesh Kallath
  • SECURE NETWORK ARCHITECTURE
    Publication number: 20100037311
    Abstract: The present invention provides a star-connected network (C1-C4, P1-P8) having a number of peripheral nodes (P1-P8) and a central control arrangement (C1-C4). Each peripheral node has means for restricting communications across the network to the central control arrangement using a respective encrypted connection unless the peripheral node has received explicit authorisation from the control arrangement to set up a direct connection with another peripheral node.
    Type: Application
    Filed: November 20, 2007
    Publication date: February 11, 2010
    Inventors: Liwen He, Bryan Littlefair, Thomas Martin, Dinesh Kallath, Christopher Rutherford