Patents by Inventor Margaret Poston

Margaret Poston 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).

  • Toilet seat lifting handle
    Patent number: D653934
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: February 14, 2012
    Inventor: Margaret Poston
  • Toilet seat lifting handle
    Patent number: D666890
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: September 11, 2012
    Inventor: Margaret Poston