Genus
Evolvulus
3 US plant patents have been granted in this genus. 0 are already in the public domain — anyone may propagate and sell them. The next of the 3 still protected comes off patent on October 29, 2027.
Still under patent — 3 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- BURUSIERUPP19888Evolvulus plant named ‘BURUSIERU’UNDER PATENTOctober 29, 2027
- USEVO1201PP24447Evolvulus plant named ‘USEVO1201’UNDER PATENTSeptember 17, 2032
- RMEVO28301PP34052Evolvulus plant named ‘RMEVO28301’UNDER PATENTApril 6, 2041
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.