Patents by Inventor Maryann Vanderventer

Maryann Vanderventer 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).

  • Patent number: 6101660
    Abstract: A toothbrush employs a bristle guard for the prevention of contamination and deformation of toothbrush bristles. The bristle guard comprises an arm, which is received within, and pivotally connected to, the toothbrush handle. The pivotal connection allows the arm to move between a guard position and a brushing position. In the guard position, the arm extends from the handle and supports the toothbrush in a rack style holder. In the brushing position, the arm is substantially received within the toothbrush handle allowing conventional use.
    Type: Grant
    Filed: January 7, 1999
    Date of Patent: August 15, 2000
    Inventors: David E. Mroczka, Maryann Vanderventer