Patents by Inventor Dempsey A. Biles

Dempsey A. Biles 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).

  • Pocket door assembly
    Publication number: 20050284027
    Abstract: The specification discloses a pocket door assembly having a notch or recess in a pocket portion of the frame that allows for use of a protruding handle, such as a doorknob, to be used on a door portion of the assembly. In a second aspect, the specification discloses a latch mechanism for use with pocket doors that may utilize rotary handles, such as standard doorknobs.
    Type: Application
    Filed: August 17, 2005
    Publication date: December 29, 2005
    Applicant: Notch Corporation
    Inventors: Lance Duncan, James Underwood, Dempsey Biles
  • Pocket door assembly
    Patent number: 6938375
    Abstract: The specification discloses a pocket door assembly having a notch or recess in a pocket portion of the frame that allows for use of a protruding handle, such as a doorknob, to be used on a door portion of the assembly. In a second aspect, the specification discloses a latch mechanism for use with pocket doors that may utilize rotary handles, such as standard doorknobs.
    Type: Grant
    Filed: February 3, 2003
    Date of Patent: September 6, 2005
    Assignee: Notch Corporation
    Inventors: Lance W. Duncan, James R. Underwood, Dempsey A. Biles
  • Pocket door assembly
    Publication number: 20040148865
    Abstract: The specification discloses a pocket door assembly having a notch or recess in a pocket portion of the frame that allows for use of a protruding handle, such as a doorknob, to be used on a door portion of the assembly. In a second aspect, the specification discloses a latch mechanism for use with pocket doors that may utilize rotary handles, such as standard doorknobs.
    Type: Application
    Filed: February 3, 2003
    Publication date: August 5, 2004
    Applicant: Notch Corporation
    Inventors: Lance W. Duncan, James R. Underwood, Dempsey A. Biles