Patents by Inventor Earl G. Forsberg

Earl G. Forsberg 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: D249444
    Type: Grant
    Filed: November 16, 1977
    Date of Patent: September 19, 1978
    Inventor: Earl G. Forsberg
  • Patent number: D254697
    Type: Grant
    Filed: October 20, 1977
    Date of Patent: April 15, 1980
    Inventor: Earl G. Forsberg