Patents by Inventor Darwin McGowan

Darwin McGowan 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).

  • Hat hanger
    Patent number: D526131
    Type: Grant
    Filed: September 19, 2005
    Date of Patent: August 8, 2006
    Inventor: Darwin McGowan