Patents by Inventor Madison Meyers Rifkin

Madison Meyers Rifkin 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).

  • Retractable locking mechanism
    Patent number: D658467
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: May 1, 2012
    Inventor: Madison Meyers Rifkin
  • Retractable locking mechanism
    Patent number: D673835
    Type: Grant
    Filed: April 26, 2012
    Date of Patent: January 8, 2013
    Inventor: Madison Meyers Rifkin