Patents by Inventor Dennis G. Oates

Dennis G. Oates 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).

  • Chewable mouthbrush
    Patent number: 4748709
    Abstract: A brush is characterized by having a central, rigid plastic core or body in the shap of a flattened cylinder with rounded ends and having imbedded in a rigid central body bristles or bristle tufts similar to the bristle tufts that are imbedded in the plastic of a tooth brush, the purpose of the brush being to clean the teeth, stimulate the gums, and freshen the breath while one chews on the brush, with it fully contained within the mouth.
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: June 7, 1988
    Inventor: Dennis G. Oates
  • Handleless toothbrush
    Patent number: D321987
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: December 3, 1991
    Inventor: Dennis G. Oates