Plant
Clingstone peach
4 US plant patents name this plant. 4 have expired, so those cultivars are free to propagate and sell.
Already in the public domain — 4 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.
- GoodwinPP13911Clingstone peach tree named ‘Goodwin’PUBLIC DOMAINJune 30, 2021
- LillelandPP13028Clingstone peach tree named ‘Lilleland’PUBLIC DOMAINJune 27, 2021
- Late RossPP11208Clingstone peach tree named `Late Ross `PUBLIC DOMAINJune 26, 2018
- RizziPP8394Clingstone peach tree `Rizzi`PUBLIC DOMAINOctober 26, 2012
Botanically this is Prunus. 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.