Plant
Stokesia
11 US plant patents name this plant. 2 have expired, so those cultivars are free to propagate and sell. The next of the 9 still protected comes off patent on December 6, 2027.
Still under patent — 9 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Purple PixiePP19833Stokesia plant named ‘Purple Pixie’UNDER PATENTDecember 6, 2027
- MELS BLUEPP23090Stokesia plant named ‘MELS BLUE’UNDER PATENTMay 23, 2031
- DivinityPP26164Stokesia laevis plant named ‘Divinity’UNDER PATENTMay 8, 2033
- SynstokharPP28305Stokesia plant named ‘Synstokhar’UNDER PATENTFebruary 1, 2036
- Mega MelsPP32107Stokesia plant named ‘Mega Mels’UNDER PATENTMay 20, 2039
- Mini MelsPP32136Stokesia plant named ‘Mini Mels’UNDER PATENTMay 20, 2039
- STAM01PP36064Stokesia plant named ‘STAM01’UNDER PATENTSeptember 8, 2043
- RiptidePP36168Stokesia plant named ‘Riptide’UNDER PATENTNovember 29, 2043
- WhitecapsPP36726Stokesia plant named ‘Whitecaps’UNDER PATENTApril 16, 2044
Already in the public domain — 2 cultivars
Most recently freed first. Anyone may propagate and sell these plants — though the name it is sold under may still be a live trademark.
- ColorwheelPP12718Stokesia laevis plant named ‘Colorwheel’PUBLIC DOMAINNovember 28, 2020
- Purple ParasolsPP10660Stokesia plant named `Purple Parasols`PUBLIC DOMAINMarch 31, 2017
Botanically this is Stokesia. A patent expiring frees the plant, and its cultivar name with it — cultivar names cannot be trademarked. Any brand name it is sold under is a separate thing and may still be owned.