Genus
Helenium
19 US plant patents have been granted in this genus. 5 are already in the public domain — anyone may propagate and sell them. The next of the 14 still protected comes off patent on October 27, 2030.
Still under patent — 14 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Tijuana BrassPP22346Helenium plant named ‘Tijuana Brass’UNDER PATENTOctober 27, 2030
- Short ‘nPP24460Helenium plant named ‘Short ‘n’ Sassy’UNDER PATENTDecember 11, 2032
- SalsaPP25978Helenium plant named ‘Salsa’UNDER PATENTApril 18, 2034
- SombreroPP25968Helenium plant named ‘Sombrero’UNDER PATENTApril 20, 2034
- SiestaPP25969Helenium plant named ‘Siesta’UNDER PATENTApril 24, 2034
- FuegoPP25977Helenium plant named ‘Fuego’UNDER PATENTApril 24, 2034
- BanderaPP27397Helenium plant named ‘Bandera’UNDER PATENTApril 1, 2035
- RancheraPP27415Helenium plant named ‘Ranchera’UNDER PATENTApril 7, 2035
- BalsalugloPP30616Helenium plant named ‘Balsaluglo’UNDER PATENTSeptember 4, 2038
- BalsaluembPP30617Helenium plant named ‘Balsaluemb’UNDER PATENTSeptember 4, 2038
- BalsalulowPP30771Helenium plant named ‘Balsalulow’UNDER PATENTSeptember 4, 2038
- HEMZ0005PP32339Helenium plant named ‘HEMZ0005’UNDER PATENTOctober 18, 2039
- HEMZ0003PP32294Helenium plant named ‘HEMZ0003’UNDER PATENTOctober 21, 2039
- HEMZ0001PP32382Helenium plant named ‘HEMZ0001’UNDER PATENTOctober 21, 2039
Already in the public domain — 5 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.
- Double TroublePP18206Helenium plant named ‘Double Trouble’PUBLIC DOMAINJune 9, 2026
- Ruby TuesdayPP18234Helenium plant named ‘Ruby Tuesday’PUBLIC DOMAINJune 9, 2026
- ChelseyPP16322Helenium plant named ‘Chelsey’PUBLIC DOMAINMarch 6, 2025
- HelbroPP15124Helenium plant named ‘Helbro’PUBLIC DOMAINJune 23, 2023
- CoppeliaPP11243Helenium plant named `Coppelia`PUBLIC DOMAINJune 19, 2017
A patent expiring frees the plant, and its cultivar name comes with it — cultivar names cannot be trademarked, so they are always free to use. What it does not free is any brand name the plant is marketed under. Those are trademarks and renew indefinitely.