Plant
Fern
9 US plant patents name this plant. 9 have expired, so those cultivars are free to propagate and sell.
Already in the public domain — 9 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.
- NEVADAPP14190Fern plant named ‘NEVADA’PUBLIC DOMAINJune 27, 2022
- VP001PP14214Fern plant named ‘VP001’PUBLIC DOMAINJune 27, 2022
- CrocodyllusPP13653Fern plant named ‘Crocodyllus’PUBLIC DOMAINMay 31, 2022
- ReginaPP11864Fern plant named ‘Regina’PUBLIC DOMAINJune 7, 2019
- Laua'e IkiPP11230Fern plant named `Laua'e Iki`PUBLIC DOMAINNovember 20, 2017
- GlowstarPP9826Fern plant named `Glowstar`PUBLIC DOMAINAugust 21, 2015
- OrlandoPP9067Fern plant named OrlandoPUBLIC DOMAINJuly 5, 2014
- DelilaPP9260Fern plant named DelilaPUBLIC DOMAINJune 7, 2014
- VictoriaPP8061Fern plant named `Victoria`PUBLIC DOMAINJuly 22, 2011
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.