Patents by Inventor John M. Schulzetenberg

John M. Schulzetenberg 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).

  • Vehicle guard system
    Patent number: 9505364
    Abstract: A guard apparatus for mounting on a vehicle may comprise a guard structure comprising a plurality of bars joined together and having a major plane, a guard mounting structure configured to mount the guard structure to the vehicle in a manner permitting movement of the major plane of the guard structure between a first position and a second position, and a guard securing structure configured to secure the guard structure in the first position and release the guard structure to move toward the second position. The guard securing structure may be configured to secure the guard structure in the first position using magnetic attraction force.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: November 29, 2016
    Assignee: CURT Manufacturing, LLC
    Inventors: John M. Schulzetenberg, Shane T. Piper
  • Vehicle guard
    Patent number: D823750
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: July 24, 2018
    Assignee: Curt Manufacturing, LLC
    Inventors: John M. Schulzetenberg, Gregory J. Grote