Patents by Inventor Jim Van Antwerp

Jim Van Antwerp 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).

  • Ternstroemia gymnanthera `Grevan`
    Patent number: PP10522
    Abstract: A new variety of Japanese Ternstroemia plant, Ternstroemia gymnanthera `Grevan`, which is particularly characterized by its compact, mounding-spreading, and symmetrical growth habit, and which is distinguishable from standard Japanese Ternstroemia plants which demonstrate an upright-oval growth habit and irregular branching habit.
    Type: Grant
    Filed: December 4, 1996
    Date of Patent: July 28, 1998
    Assignee: Greenleaf Nursery Company
    Inventor: Jim Van Antwerp