Patents by Inventor Derek R. Spitsnogle

Derek R. Spitsnogle 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).

  • Air tank
    Patent number: D791296
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: July 4, 2017
    Inventor: Derek R. Spitsnogle
  • Air tank
    Patent number: D791926
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: July 11, 2017
    Inventor: Derek R. Spitsnogle