Patents by Inventor Janmark Van Duijn

Janmark Van Duijn 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).

  • plant named ‘Big Top Burgundy’
    Patent number: PP21774
    Abstract: A new and distinct cultivar of Heuchera plant named ‘Big Top Burgundy’, characterized by its large orbicular-shaped leaves that emerge a dark browned yellow-green and mature with increased dark yellow-green coloration, large inflorescences; and vigorous, mounded growth habit, is disclosed.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: March 8, 2011
    Assignee: Ball Horticultural Company
    Inventors: Teunis Johannes Pronk, Janmark Van Duijn
  • plant named ‘Big Top Gold’
    Patent number: PP21775
    Abstract: A new and distinct cultivar of Heuchera plant named ‘Big Top Gold’, characterized by its large orbicular-shaped leaves that emerge a dark browned yellow-green and mature with increased dark yellow-green coloration, large inflorescences; and vigorous, mounded growth habit, is disclosed.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: March 8, 2011
    Assignee: Ball Horticultural Company
    Inventors: Teunis Johannes Pronk, Janmark Van Duijn
  • plant named ‘Big Top Bronze’
    Patent number: PP21776
    Abstract: A new and distinct cultivar of Heuchera plant named ‘Big Top Bronze’, characterized by its large orbicular-shaped leaves that emerge a dark browned yellow-green and mature with increased dark yellow-green coloration, large inflorescences; and vigorous, mounded growth habit, is disclosed.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: March 8, 2011
    Assignee: Ball Horticultural Company
    Inventors: Teunis Johannes Pronk, Janmark Van Duijn