Patents by Inventor Lloyd W. Cummer

Lloyd W. Cummer 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).

  • Stove
    Patent number: 4396000
    Abstract: A solid fuel-burning stove has a fire chamber defined by its walls and top and an upper gas recirculating chamber with a convex portion is provided in the top section of the stove.
    Type: Grant
    Filed: July 17, 1981
    Date of Patent: August 2, 1983
    Inventor: Lloyd W. Cummer