Patents by Inventor Andrew Toppel

Andrew Toppel 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).

  • Cap with an extendable bill
    Patent number: D499231
    Type: Grant
    Filed: September 11, 2002
    Date of Patent: December 7, 2004
    Inventor: Andrew Toppel