Patents by Inventor William G. Sills

William G. Sills 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: 4286445
    Abstract: A padlock protective cover which is constructed of flexible sheet material comprising a soft plastic. Within the housing of the cover is located a pair of spaced-apart openings through which is to be conducted the shackle portion of the padlock. The body portion of the padlock is to be located interiorly of the housing. An enlarged access opening is to be provided into the interior chamber. Closing means for the access opening is to be provided in the form of a zipper or in the form of a hinged panel.
    Type: Grant
    Filed: August 3, 1979
    Date of Patent: September 1, 1981
    Inventor: William G. Sills