Patents Assigned to De Jong Plant B.V.
  • Variety of hydrangea plant named ‘JON01’
    Patent number: PP18266
    Abstract: A new and distinct cultivar of hydrangea plant named ‘JON01’ characterized by its distinctive color of flowers.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: December 4, 2007
    Assignee: De Jong Plant B.V.
    Inventor: Jos de Jong
  • plant named ‘Mysterious’
    Patent number: PP32970
    Abstract: A new cultivar of Hydrangea macrophylla plant named ‘Mysterious’ that is characterized by its inflorescences that are flattened globular in shape with conspicuous sterile flowers, its strong branches, its sterile flower with sepal colors that range in different conditions from red-purple (non-bluing conditions) and violet-blue (bluing conditions), and its sterile flowers with sepals that have light to medium green blotches that vary in size and frequency (from no blotches to almost completely covered).
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: April 13, 2021
    Assignee: DE JONG PLANT B.V.
    Inventor: Jos de Jong
  • plant named ‘Jong 02’
    Patent number: PP33480
    Abstract: A new cultivar of Hydrangea macrophylla plant named ‘Jong 02’ that is characterized by its foliage that are black-green to green-black in color, its strong branches and compact plant habit, its lacecap shaped inflorescences that become flattened globular when they mature, and its sterile flowers with sepals that are deep red in color.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: September 14, 2021
    Assignee: De Jong Plant B.V.
    Inventors: Peter Kolster, Kees Eveleens