Patents by Inventor Jean Claude Ducharme

Jean Claude Ducharme 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: 5881421
    Abstract: A denture cleaning brush is comprised of an elongated handle having a flared end. The flared end has a bristle receiving front face which is disposed substantially transverse to the longitudinal axis of the handle. A plurality of bristles are secured in the front face with the bristles oriented in a matrix which co-extends with the longitudinal axis. The matrix extends from the flared end and along the longitudinal axis of the handle in a plane disposed at an angle between 0.degree. to 20.degree.. The handle is shaped for engagement between the finger tips of a user person, similarly to that of a writing instrument, whereby to provide unobstructive visual access to the bristle matrix when cleaning any facet of a denture.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: March 16, 1999
    Inventor: Jean Claude Ducharme