Patents by Inventor Robert N. Bennett

Robert N. Bennett 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).

  • Seal for enhancing pipes
    Patent number: 5551704
    Abstract: A method is provided for replacing an existing service pipe carrying fluid to an outlet within a property with a replacement service pipe. In the method the outlet is disconnected within the property from the existing service pipe in such a way that both during and after disconnection fluid is prevented from escaping into the property. A desired length of replacement service pipe is then fed into the existing service pipe in such a way that during and after the feeding step fluid is prevented from escaping into the property. The outlet is then connected to the outlet end of the replacement pipe in such a way that during the connection fluid is prevented from escaping into the property and after the connection step fluid is allowed to pass to the outlet solely by way of the replacement pipe.
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: September 3, 1996
    Assignee: British Gas plc
    Inventors: John Taylor, Michael Hicks, Richard Lamb, Robert N. Bennett, Keith Nixon, Ian Ashcroft, Adrian S. Parkes, John P. Smith
  • Enhancing pipes
    Patent number: 5482076
    Abstract: A method is provided for replacing an existing service pipe carrying fluid to an outlet within a property with a replacement service pipe. In the method the outlet is disconnected within the property from the existing service pipe in such a way that both during and after disconnection fluid is prevented from escaping into the property. A desired length of replacement service pipe is then fed into the existing service pipe in such a way that during and after the feeding step fluid is prevented from escaping into the property. The outlet is then connected to the outlet end of the replacement pipe in such a way that during the connection fluid is prevented from escaping into the property and after the connection step fluid is allowed to pass to the outlet solely by way of the replacement pipe 18.
    Type: Grant
    Filed: November 22, 1994
    Date of Patent: January 9, 1996
    Assignee: British Gas plc
    Inventors: John Taylor, Michael Hicks, Richard Lamb, Robert N. Bennett, Keith Nixon, Ian Ashcroft, Adrian S. Parkes, John P. Smith