Patents by Inventor Javier J. Hoggard

Javier J. Hoggard 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).

  • Water freeze prevention device
    Patent number: 6763845
    Abstract: An automatic water freeze prevention device having a first valve, second valve and third valve that cooperate to fill or drain a water utilization device according to pre-selected temperature conditions. These three valves are driven to their respective open/closed positions by an electrical power sending device that is, in turn, actuated by a temperature setting device that is associated with a temperature sensing device.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: July 20, 2004
    Inventor: Javier J. Hoggard
  • Water freeze prevention device
    Publication number: 20040045600
    Abstract: An automatic water freeze prevention device having a first valve, second valve and third valve that cooperate to fill or drain a water utilization device according to pre-selected temperature conditions. These three valves are driven to their respective open/closed positions by an electrical power sending device that is, in turn, actuated by a temperature setting device that is associated with a temperature sensing device.
    Type: Application
    Filed: September 9, 2002
    Publication date: March 11, 2004
    Inventor: Javier J. Hoggard