Patents by Inventor Laurence Robert Punshon

Laurence Robert Punshon 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).

  • Toothbrush
    Patent number: D501724
    Type: Grant
    Filed: September 18, 2003
    Date of Patent: February 15, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Li Li, Laurence Robert Punshon, Simon Philip Shenton, Rui Gong, Carolyn Jayne Garnett