Patents by Inventor Marvin L. Leonard

Marvin L. Leonard 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).

  • Patent number: 4206575
    Abstract: An insulating and weatherproof protective cover adapted to protect and insulate a mobile home has an outer layer of waterproof material and an inner layer preferably of foam-type insulating material bonded to the outer layer for enclosing the roof and side walls of a mobile home. Openings are cut in the sides to permit the opening and closing of windows and doors. Transparent coverings may be provided which roll up and away from the window openings. Door panels may be provided and hinged from the sides of the mobile home cover to insulate the door. Tie-downs are provided along the lower edge of the cover and may be used to secure the cover to the undercarriage of the mobile home or its supporting pad.
    Type: Grant
    Filed: September 18, 1978
    Date of Patent: June 10, 1980
    Inventor: Marvin L. Leonard