Canada - Patent No: 2044 on 15 Dec 2004
Application No: 03-3675 on 15 May 2003
Breeder: Israel Montesino, Wilmington, United States of America
'Radcon' was discovered in March 2001 amongst plants of the rose variety 'Radrazz' (Knockout) growing in production fields at West Grove, Pennsylvania, USA and is believed to be a naturally occurring mutation from this variety.
United States - Patent No: PP 15,070 on 3 Aug 2004
VIEW USPTO PATENTApplication No: 10/335,865 on 3 Jan 2003
The patent application states that Israel Montesino is the inventor of this sport of Knock Out growing in a block of rose plants in a nursery setting.