Patents by Inventor Alfred H. Ellington

Alfred H. Ellington 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).

  • Landscaping construction block
    Patent number: D386265
    Type: Grant
    Filed: September 20, 1996
    Date of Patent: November 11, 1997
    Inventor: Alfred H. Ellington