Patents by Inventor Franklin E. Elvoid

Franklin E. Elvoid 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: D336496
    Type: Grant
    Filed: February 13, 1992
    Date of Patent: June 15, 1993
    Inventor: Franklin E. Elvoid