Patents by Inventor John D. Donnelly

John D. Donnelly 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).

  • Automatically-closing screen door and closing speed adjuster for the same
    Patent number: 7025106
    Abstract: An automatically-closing screen door is provided that is typically for enclosure with a conventional sliding glass door used for patio entry in residential and/or commercial dwellings. The automatically-closing screen door preferably has a counterweight that is employed to provide a controllable closing force to the door.
    Type: Grant
    Filed: July 14, 2003
    Date of Patent: April 11, 2006
    Inventor: John D. Donnelly
  • AUTOMATICALLY-CLOSING SCREEN DOOR AND CLOSING SPEED ADJUSTER FOR THE SAME
    Publication number: 20040104001
    Abstract: An automatically-closing screen door is provided that is typically for enclosure with a conventional sliding glass door used for patio entry in residential and/or commercial dwellings. The automatically-closing screen door preferably has a counterweight that is employed to provide a controllable closing force to the door.
    Type: Application
    Filed: July 14, 2003
    Publication date: June 3, 2004
    Inventor: John D. Donnelly