Patents by Inventor Oscar A. Arce

Oscar A. Arce 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: 4134172
    Abstract: The described toothbrush comprises a bristle-incorporating brushing element which is attached to a flexible sheath into which a person's finger can be inserted to control the brushing action of the brushing element. A second embodiment includes, in addition, at least one pair of expansible ears protruding upwardly from the brushing element to at least partially encircle the sheath extending therebetween for providing additional clamping action of the brushing element against a user's finger to provide improved control of the brushing action.
    Type: Grant
    Filed: April 27, 1977
    Date of Patent: January 16, 1979
    Inventor: Oscar A. Arce