Patents by Inventor John L. Boyle

John L. Boyle 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: D320554
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: October 8, 1991
    Assignee: St. Ives Laboratories, Inc.
    Inventors: Robert Van Dine, John L. Boyle