Genus
Hippeastrum
9 US plant patents have been granted in this genus. 2 are already in the public domain — anyone may propagate and sell them. The next of the 7 still protected comes off patent on October 2, 2030.
Still under patent — 7 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Opal StarPP22805Hippeastrum plant named ‘Opal Star’UNDER PATENTOctober 2, 2030
- RUBY STARPP22806Hippeastrum plant named ‘RUBY STAR’UNDER PATENTOctober 3, 2030
- MiamiPP25939Hippeastrum plant named ‘Miami’UNDER PATENTSeptember 28, 2033
- OrlandoPP25940Hippeastrum plant named ‘Orlando’UNDER PATENTSeptember 28, 2033
- JaxPP25786Hippeastrum plant named ‘Jax’UNDER PATENTJanuary 11, 2034
- TampaPP25787Hippeastrum plant named ‘Tampa’UNDER PATENTJanuary 11, 2034
- BocaPP25788Hippeastrum plant named ‘Boca’UNDER PATENTJanuary 14, 2034
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.
- Double sixPP10374Hippeastrum (Amaryllis) plant named `Double six`PUBLIC DOMAINJuly 1, 2016
- RozettaPP10373Hippeastrum (amaryllis) plant named `Rozetta`PUBLIC DOMAINJune 28, 2016
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.