Plant
Zantedeschia
18 US plant patents name this plant. 5 have expired, so those cultivars are free to propagate and sell. The next of the 13 still protected comes off patent on February 27, 2028.
Still under patent — 13 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Snow whitePP19830Zantedeschia plant named ‘Snow white’UNDER PATENTFebruary 27, 2028
- Captain AmigoPP20736Zantedeschia plant named ‘Captain Amigo’UNDER PATENTJuly 17, 2028
- CAPTAIN AGUILAPP21244Zantedeschia plant named ‘CAPTAIN AGUILA’UNDER PATENTFebruary 27, 2029
- Captain VenturaPP21245Zantedeschia plant named ‘Captain Ventura’UNDER PATENTFebruary 27, 2029
- FlamingoPP21134Zantedeschia plant named ‘Flamingo’UNDER PATENTMarch 27, 2029
- CAPTAIN ODEONPP25431Zantedeschia plant named ‘CAPTAIN ODEON’UNDER PATENTAugust 27, 2033
- CAPTAIN LOVELYPP25562Zantedeschia plant named ‘CAPTAIN LOVELY’UNDER PATENTNovember 6, 2033
- Angel White OnePP27020Zantedeschia plant named ‘Angel White One’UNDER PATENTJuly 23, 2034
- CAPTAIN SOLOPP26702Zantedeschia plant named ‘CAPTAIN SOLO’UNDER PATENTSeptember 23, 2034
- Royal PrincessPP27021Zantedeschia plant named ‘Royal Princess’UNDER PATENTJanuary 12, 2035
- Royal PumpkinPP27219Zantedeschia plant named ‘Royal Pumpkin’UNDER PATENTApril 25, 2035
- DO21PW104PP36804Zantedeschia plant named ‘DO21PW104’UNDER PATENTDecember 28, 2044
- EYD21WC102PP36972Zantedeschia plant named ‘EYD21WC102’UNDER PATENTDecember 28, 2044
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.
- Captain RenoPP17052Zantedeschia plant named ‘Captain Reno’PUBLIC DOMAINJuly 7, 2025
- Captain CupidoPP17019Zantedeschia plant named ‘Captain Cupido’PUBLIC DOMAINMarch 15, 2025
- Edge of NightPP14926Zantedeschia plant named ‘Edge of Night’PUBLIC DOMAINNovember 23, 2022
- Red DesirePP13837Zantedeschia plant named ‘Red Desire’PUBLIC DOMAINMarch 22, 2022
- Apricot GlowPP7653Zantedeschia plant `Apricot Glow`PUBLIC DOMAINOctober 2, 2009
Botanically this is Zantedeschia. 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.