Canada - Patent No: 5158 on 18 Dec 2015
Application No: 11-7434 on 14 Dec 2011
Breeder: Szczepan Marczynski, Pruszków, Poland
'Diamond Ball' originated from a discovery of a chance seedling in the Clematis garden at W. Piotrowski Container Nursery in Pruszków, Poland in 1999. It was discovered and developed by the breeder, Szczepan Marczynski in Pruszków, Poland.
United States - Patent No: PP 24,045 on 26 Nov 2013
VIEW USPTO PATENTApplication No: 13/385,281 on 10 Feb 2012
The new Clematis plant originated from an open-pollination in Pruszków, Poland of an unidentified selection of Clematis hybrida, not patented, as the female, or seed parent with an unknown selection of Clematis hybrida, as the male, or pollen, parent. The new Clematis plant was discovered and selected by the Inventor as a single flowering plant in a controlled environment in Pruszków, Poland in 1999