Patents by Inventor James Phillip Purrington, Jr.

James Phillip Purrington, Jr. 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).

  • Helmet-dust plug
    Patent number: D757695
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: May 31, 2016
    Inventors: William John Hurles, Nan Jiang, James Phillip Purrington, Jr.