Patents by Inventor Floyd E. Porteous

Floyd E. Porteous 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: D486552
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: February 10, 2004
    Inventor: Floyd E. Porteous
  • Patent number: D493589
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: July 27, 2004
    Inventor: Floyd E. Porteous