Patents by Inventor Harry C. Grau

Harry C. Grau 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: 4339132
    Abstract: A frame for a lacrosse goal is disclosed which comprises two upright frame members, a crossbar frame member joining the upper ends of the upright members defining a plane and enclosing that portion which constitutes a goal mouth, and a base perpendicular thereto, which base is comprised of two leg members, each of which joins one of the uprights at its lower end and interconnects with the other leg member at the rear of the base, in which a first portion of each leg immediately rearward of the goal mouth, forms an obtuse angle with the plane of the goal mouth, and a second portion of each leg, beginning at a point disposed at a distance from the plane of the goal mouth, forms an acute angle with the plane of the goal mouth.
    Type: Grant
    Filed: March 19, 1981
    Date of Patent: July 13, 1982
    Inventors: Lee D. Stevens, Harry C. Grau