Patents by Inventor André Esterhuizen

André Esterhuizen 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).

  • Construction block
    Patent number: D600821
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: September 22, 2009
    Inventor: André Esterhuizen