Patents by Inventor Ray A. Nattrass

Ray A. Nattrass 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).

  • Compost retainer
    Patent number: D258409
    Type: Grant
    Filed: June 15, 1978
    Date of Patent: March 3, 1981
    Inventor: Ray A. Nattrass
  • Plant box
    Patent number: D265387
    Type: Grant
    Filed: February 12, 1980
    Date of Patent: July 13, 1982
    Inventor: Ray A. Nattrass