Patents by Inventor William G. Pardue

William G. Pardue 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).

  • Publication number: 20030121208
    Abstract: An apparatus is disclosed for a door track to accommodate low overhead areas using a horizontal rail that splits into an upper spur and a lower spur with the lower spur curving downwardly to form a vertical rail. The inverted T cross section of the rails accommodates the rollers of sectional doors while the upright T cross section of the upper spur provides guidance for the uppermost panel of a sectional door in order to achieve vertical alignment of all sectional door panels when the door is closed.
    Type: Application
    Filed: March 30, 2001
    Publication date: July 3, 2003
    Inventors: James R. Rothwell, William G. Pardue