Patents by Inventor Robert Daniel Hirschorn

Robert Daniel Hirschorn 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).

  • Money clip
    Patent number: D710741
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: August 12, 2014
    Inventor: Robert Daniel Hirschorn
  • Money clip
    Patent number: D737169
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: August 25, 2015
    Inventor: Robert Daniel Hirschorn
  • Credit card RFID theft prevention device
    Patent number: D774134
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: December 13, 2016
    Inventor: Robert Daniel Hirschorn
  • Key holder
    Patent number: D821739
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: July 3, 2018
    Inventor: Robert Daniel Hirschorn