Patents by Inventor Jean E. Hirschmann

Jean E. Hirschmann 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: 5787540
    Abstract: A manually operable toothbrush which has been specifically designed in shape to facilitate cleaning of the mandibular lingual anterior surface of the arch of the lower teeth and the maxillary anterior palatal area of the arch of the upper teeth. The brush includes a rigid handle and a rigid head with the head being mounted at an angular relationship relative to the handle. The interior surface of the head has mounted thereon a series of bristles. These bristles are located in a curved pattern and also in a tapered form which facilitate access to the surfaces of the teeth upon which the toothbrush is to be used. The shape of the head and the angle of the head to the handle can be adjusted according to individual desires.
    Type: Grant
    Filed: May 28, 1996
    Date of Patent: August 4, 1998
    Inventor: Jean E. Hirschmann