Patents by Inventor Kees de Jong

Kees de Jong 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).

  • Thuja plant named ‘De Rakt’
    Patent number: PP19926
    Abstract: A new cultivar of Thuja plicata named ‘De Rakt’ characterized by its bright and light green foliage with good color retention throughout the winter, its fine textured foliage, and its narrow columnar growth habit.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: April 14, 2009
    Inventor: Kees de Jong