Patents by Inventor John E. Lancaster

John E. Lancaster 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).

  • Roof assemblies
    Patent number: 6148565
    Abstract: A roof assembly for a hipped conservatory roof has a ridge end member and glazing bars mounted thereon via connectors, each connector having a first part mounted on the ridge end member and having a top surface and a second part connected to a glazing bar, wherein the top surface of the first part of the connector is channeled to provide a drainage passage from the connector to the glazing bar.
    Type: Grant
    Filed: November 12, 1998
    Date of Patent: November 21, 2000
    Assignee: Ultraframe Limited
    Inventor: John E. Lancaster