Patents by Inventor Joseph Mark Johnson

Joseph Mark Johnson 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).

  • Window frame assembly
    Patent number: 12215543
    Abstract: A lift rail and sill assembly for a window frame assembly includes a lift rail defining a lower rail end and an upper rail end, the lift rail further defining a seal retaining channel, the lift rail movable between an open position and a closed position; a seal received in the seal retaining channel of the lift rail; and a sill defining a lower sill end and an upper sill end, the sill comprising a sill ledge arranged at the lower sill end and a sill flange extending from the sill ledge to the upper sill end; wherein a gap is defined between the sill ledge and the lower rail end of the lift rail in the closed position to allow fluid to flow between the sill ledge and the lower rail end, and wherein the seal engages the sill flange in the closed position.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: February 4, 2025
    Assignee: PGT INNOVATIONS, LLC
    Inventors: Michael Dietmar Nau, Kenneth John Vander Bent, Jr., Joseph Mark Johnson
  • WINDOW FRAME ASSEMBLY
    Publication number: 20230167672
    Abstract: A lift rail and sill assembly for a window frame assembly includes a lift rail defining a lower rail end and an upper rail end, the lift rail further defining a seal retaining channel, the lift rail movable between an open position and a closed position; a seal received in the seal retaining channel of the lift rail; and a sill defining a lower sill end and an upper sill end, the sill comprising a sill ledge arranged at the lower sill end and a sill flange extending from the sill ledge to the upper sill end; wherein a gap is defined between the sill ledge and the lower rail end of the lift rail in the closed position to allow fluid to flow between the sill ledge and the lower rail end, and wherein the seal engages the sill flange in the closed position.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 1, 2023
    Inventors: Michael Dietmar Nau, Kenneth John Vander Bent, JR., Joseph Mark Johnson