Patents by Inventor Frank O. Hale

Frank O. Hale 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).

  • Door jamb square
    Patent number: 6615500
    Abstract: A door jamb square made of two extensions, a vertical extension and a horizontal extension. Both extensions are provided with bubble spirit levels and are attached forming a right angle, that can be fit into the corner of a door jamb to square that door jamb. The door jamb square is secured to the door jamb using a nailing plate, web plate and a bolt. The web plate is placed within the webbing of the door jamb square, covered by the nailing plate. The web plate and nailing plate each have an aperture aligned and fitted with the bolt. Additional sheetrock screws are used to secure the other side of the nailing plate and door jamb assembly to the door jamb.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: September 9, 2003
    Inventors: Frank O. Hale, Susan Hale
  • Door jamb square
    Publication number: 20030005589
    Abstract: A door jamb square made of two extensions, a vertical extension and a horizontal extension. Both extensions are provided with bubble spirit levels and are attached forming a right angle, that can be fit into the corner of a door jamb to square that door jamb. The door jamb square is secured to the door jamb using a nailing plate, web plate and a bolt. The web plate is placed within the webbing of the door jamb square, covered by the nailing plate. The web plate and nailing plate each have an aperture aligned and fitted with the bolt. Additional sheetrock screws are used to secure the other side of the nailing plate and door jamb assembly to the door jamb.
    Type: Application
    Filed: August 29, 2002
    Publication date: January 9, 2003
    Inventors: Frank O. Hale, Susan Hale
  • Door jamb square
    Patent number: 6442853
    Abstract: A door jamb square made of two extensions, a vertical extension and a horizontal extension. Both extensions are provided with bubble spirit levels and are attached forming a right angle, that can be fit into the corner of a door jamb to square that door jamb. The door jamb square is secured to the door jamb using a nailing plate, web plate and a bolt. The web plate is placed within the webbing of the door jamb square, covered by the nailing plate. The web plate and nailing plate each have an aperture aligned and fitted with the bolt. Additional sheetrock screws are used to secure the other side of the nailing plate and door jamb assembly to the door jamb.
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: September 3, 2002
    Assignee: Door Jamb Square, LLC
    Inventors: Frank O. Hale, Susan Hale