Patents by Inventor William R. Maijala

William R. Maijala 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: 4089127
    Abstract: A hand operated apparatus used to remove snow from the roof of a structure, as a house. The apparatus has a U-shaped chute with open front and rear ends. Upwardly inclined lips located across the bottom of the front and rear of the chute prevent the chute from digging into the roof. An elongated flexible sheet attached to the rear of the chute carries snow from the chute to the edge of the roof. A cord secured to the flexible sheet is used to maintain the position of the flexible sheet on the roof. An elongated handle pivoted to a side of the chute is used to move the chute up and down the roof.
    Type: Grant
    Filed: March 28, 1977
    Date of Patent: May 16, 1978
    Inventor: William R. Maijala