Patents by Inventor James W. Van Marr

James W. Van Marr 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).

  • Transportable outdoor barbecue grill
    Patent number: 4757756
    Abstract: A portable outdoor barbecue grill having a firebox which communicates simultaneously with a direct cooking chamber and a smoke processing chamber is disclosed. The two chambers are defined by the interior of a drum-like structure. The smoke processing chamber includes a humidifier which may consist of a fluid container with associated piping. The piping channels fluid from the container to the firebox for purposes of heating that fluid. The heated fluid is then returned to the smoke processing chamber and injected into that chamber.
    Type: Grant
    Filed: May 29, 1986
    Date of Patent: July 19, 1988
    Inventor: James W. Van Marr