Patents by Inventor John B. Dillingham

John B. Dillingham 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).

  • Toothbrush with reservoir
    Patent number: 6679642
    Abstract: A toothbrush having a water reservoir in the handle and squeezable to force water therefrom through a plurality of spaced apart orifices located at the base of bristles that project from the head of the brush.
    Type: Grant
    Filed: July 15, 2002
    Date of Patent: January 20, 2004
    Inventors: John B. Dillingham, Brenda W. Dillingham
  • TOOTHBRUSH WITH RESERVOIR
    Publication number: 20040009029
    Abstract: A toothbrush having a water reservoir in the handle and squeezable to force water therefrom through a plurality of spaced apart orifices located at the base of bristles that project from the head of the brush.
    Type: Application
    Filed: July 15, 2002
    Publication date: January 15, 2004
    Inventors: John B. Dillingham, Brenda W. Dillingham