Patents by Inventor Martin Lewkowicz

Martin Lewkowicz 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: 5465449
    Abstract: A brush, particularly a denture brush particularly advantageous for persons of limited or diminished dexterity, comprising an elongated handle having a front, a back and a pair of sides, a bristle head on one end of the handle, the handle having a narrowed neck joining the bristle head to the remainder of the handle, having a narrowed distal end and having a bulbous enlarged central portion between the narrowed neck and the narrowed distal end, a tapered juncture between the narrowed neck and the bristle head, forming a sloped front zone and a sloped back zone, both having finger tip or thumb tip receiving depressions therein, the bristle head having a front bristle face including bristles therein generally normal to the sloped back zone, and having a rear bristle face including bristles therein generally normal to the sloped front zone, the sloped front zone and back zone having a friction material in the depressions.
    Type: Grant
    Filed: October 26, 1994
    Date of Patent: November 14, 1995
    Assignee: Ranir/DCP Corporation
    Inventor: Martin Lewkowicz
  • Patent number: D364275
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: November 21, 1995
    Assignee: Ranir/DCP Corporation
    Inventor: Martin Lewkowicz
  • Patent number: D375205
    Type: Grant
    Filed: October 12, 1994
    Date of Patent: November 5, 1996
    Assignee: Ranir/DCP Corporation
    Inventor: Martin Lewkowicz