Patents by Inventor Duane H Cavanaugh

Duane H Cavanaugh 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).

  • Water diverter
    Patent number: D441049
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: April 24, 2001
    Inventor: Duane H Cavanaugh