Patents by Inventor Petrus Clerx

Petrus Clerx 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).

  • Publication number: 20050098056
    Abstract: An amusement device comprising a vehicle that can be moved over an elongated track as well as a track portion that can be moved jointly with said vehicle from a first, relatively low position to a second, relatively high position, or vice versa, which track portion can connect to said elongated track. The track portion extends substantially horizontally in said first position, whereas the track portion extends at an angle to the horizontal in said second position.
    Type: Application
    Filed: July 1, 2003
    Publication date: May 12, 2005
    Inventors: Joop Roodenburg, Petrus Clerx