Patents by Inventor Lawrence Chapple

Lawrence Chapple 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).

  • Automatic garage door closing system
    Patent number: 6819071
    Abstract: An automatic garage door closing system to be used in combination with a garage door opener. The automatic garage door closing system includes a control box, a power source and a door sensor switch. The control box includes a timer. The timer has a first predetermined time period which is set by a user and activates the garage door opener to close a garage door. The timer has a second predetermined time period which is fixed and which shuts down and resets the automatic garage door closing system. The power source is connected to the control box to activate and power the control box, including the timer of the control box. The door sensor switch senses opening of the garage door and activates the power source to activate the control box.
    Type: Grant
    Filed: January 15, 2003
    Date of Patent: November 16, 2004
    Inventors: Kenneth B. Graham, Lawrence Chapple
  • AUTOMATIC GARAGE DOOR CLOSING SYSTEM
    Publication number: 20040135531
    Abstract: An automatic garage door closing system to be used in combination with a garage door opener. The automatic garage door closing system includes a control box, a power source and a door sensor switch. The control box includes a timer. The timer has a first predetermined time period which is set by a user and activates the garage door opener to close a garage door. The timer has a second predetermined time period which is fixed and which shuts down and resets the automatic garage door closing system. The power source is connected to the control box to activate and power the control box, including the timer of the control box. The door sensor switch senses opening of the garage door and activates the power source to activate the control box.
    Type: Application
    Filed: January 15, 2003
    Publication date: July 15, 2004
    Inventors: Kenneth B. Graham, Lawrence Chapple