Genus
Michelia
4 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 4 still protected comes off patent on July 18, 2029.
Still under patent — 4 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- MICjur01PP21873Michelia plant named ‘MICjur01’UNDER PATENTJuly 18, 2029
- Free SpiritPP24534Michelia plant named ‘Free Spirit’UNDER PATENTDecember 26, 2032
- MicJur02PP25850Michelia plant named ‘MicJur02’UNDER PATENTFebruary 4, 2034
- MICJUR05PP25870Michelia plant named ‘MICJUR05’UNDER PATENTFebruary 15, 2034
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.