Patents by Inventor Leonard D. Hagger

Leonard D. Hagger 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: 4723366
    Abstract: A traction cleat for removable attachment to footwear includes a metal stud infrastructure with a vertical axis and two ends, the infrastructure further including a stem portion at the first end for attachment to a shoe, a head portion at the second end for tractive engagement with the ground, and a broad flange between the stem and head portions and extending radially outward from the vertical axis. A plastic skirt is molded directly upon the flange portion of the metal infrastructure, the resultant unitary skirt and flange forming the reinforced radial support member of the cleat.
    Type: Grant
    Filed: February 5, 1985
    Date of Patent: February 9, 1988
    Assignee: MacNeill Engineering Company, Inc.
    Inventor: Leonard D. Hagger
  • Patent number: 4306360
    Abstract: A receptacle that can be incorporated into a molded body includes a metal receptacle and a case in which at least part of the metal receptacle is imbedded. The receptacle made in accordance with the present invention can be embodied in sport shoes, particularly golf shoes, to receive cleats. Such a receptacle is particularly suited to direct incorporation into relatively soft molded materials, such as polyurethane.
    Type: Grant
    Filed: January 23, 1980
    Date of Patent: December 22, 1981
    Inventor: Leonard D. Hagger