Patents by Inventor Vance Wiertzema

Vance Wiertzema 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).

  • Motorcycle backrest system
    Patent number: 6991290
    Abstract: A motorcycle backrest system for providing a removable backrest for a motorcycle. The motorcycle backrest system includes a backrest, a pair of front legs extending downwardly from the backrest, a pair of receiver members attachable to a motorcycle for receiving the lower ends of the front legs and a pair of rear legs extending from the front legs at an angle. Each of the rear legs includes an engaging end formed to catchably receive a corresponding pair of spacer members attached to the motorcycle.
    Type: Grant
    Filed: March 31, 2004
    Date of Patent: January 31, 2006
    Inventor: Vance Wiertzema