Patents by Inventor Sidney Hytken

Sidney Hytken 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: D246509
    Type: Grant
    Filed: June 12, 1975
    Date of Patent: November 29, 1977
    Inventor: Sidney Hytken