Patents by Inventor William J. Hershberger

William J. Hershberger 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).

  • Armchair
    Patent number: D254700
    Type: Grant
    Filed: November 7, 1977
    Date of Patent: April 15, 1980
    Assignee: Formica Corporation
    Inventor: William J. Hershberger
  • Chair
    Patent number: D256071
    Type: Grant
    Filed: November 7, 1977
    Date of Patent: July 29, 1980
    Assignee: Formica Corporation
    Inventor: William J. Hershberger