Patents by Inventor James Spanel

James Spanel 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).

  • Rifle barrel adapter
    Patent number: D737398
    Type: Grant
    Filed: April 16, 2014
    Date of Patent: August 25, 2015
    Inventor: James Spanel