Patents by Inventor Severiano R. Castro

Severiano R. Castro 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).

  • Faceted dove-shaped gemstone
    Patent number: D360164
    Type: Grant
    Filed: July 27, 1994
    Date of Patent: July 11, 1995
    Inventor: Severiano R. Castro