Patents by Inventor Mendal Keith McEwen

Mendal Keith McEwen 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).

  • Publication number: 20090226241
    Abstract: A toothbrush apparatus comprises a toothbrush head having a bristle portion at its one end portion comprising bristles and at its other end portion a handle. Fluid supply means provides pressurized fluid to the bristle portion and has an inlet connectable to a source of fluid, for example a faucet, and an outlet formed in the bristle portion. Suction means having an inlet associated with the bristle portion evacuates waste from the oral cavity of a user for disposal. An ultrasonic transducer imparts ultrasonic vibrations to the bristle portion and power supply means supplies electrical power to the ultrasonic transducer.
    Type: Application
    Filed: December 21, 2006
    Publication date: September 10, 2009
    Inventors: Mendal Keith McEwen, William Maynard