Patents by Inventor Joseph J. Sidlo

Joseph J. Sidlo 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: D254308
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: February 26, 1980
    Assignee: Prince Castle, Inc.
    Inventors: Joseph S. Polak, Joseph J. Sidlo