Patents by Inventor Mitchell E. Anderson

Mitchell E. Anderson 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).

  • Hairbrush with retractable bristles
    Patent number: 6595219
    Abstract: A hairbrush comprising retractable bristles to ease removal of hair from the brush comprises an internal wedge and wheel mechanism actuated by a sliding button and link to the wheel. Alignment channels assure movement of the bristles through the perforated panel without binding. In alternative embodiments, a full expandable linkage or a half expandable linkage extend and retract the bristles through the perforated panel of the hairbrush.
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: July 22, 2003
    Inventor: Mitchell E. Anderson
  • Hairbrush with retractable bristles
    Publication number: 20020078971
    Abstract: A hairbrush comprising retractable bristles to ease removal of hair from the brush comprises an internal wedge and wheel mechanism actuated by a sliding button and link to the wheel. Alignment channels assure movement of the bristles through the perforated panel without binding. In alternative embodiments, a full expandable linkage or a half expandable linkage extend and retract the bristles through the perforated panel of the hairbrush.
    Type: Application
    Filed: October 1, 2001
    Publication date: June 27, 2002
    Inventor: Mitchell E. Anderson