Patents by Inventor James Kalthoff

James Kalthoff 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).

  • Portable shelter sled
    Publication number: 20060238005
    Abstract: An ice fishing sled includes a base, a plurality of side walls, a crossbar, and a seat. The base has a length and a width. The plurality of side walls are connected to the base, and extend generally normal to the base. The plurality of side walls include opposing side wall portions and opposing end wall portions. The crossbar is supported by the opposing end wall portions, and is positioned intermediate the opposing side wall portions. The seat is supported by the crossbar and a first one of the opposing side wall portions. Further disclosed is a method of connecting a wear strip to a sled.
    Type: Application
    Filed: March 31, 2005
    Publication date: October 26, 2006
    Applicant: Clam Corporation
    Inventors: Thomas Walter, James Kalthoff