Plant
Cherry plum
4 US plant patents name this plant. 1 has expired, so that cultivar is free to propagate and sell. The next of the 3 still protected comes off patent on October 9, 2044.
Still under patent — 3 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Farmer 3-01PP37151Cherry plum tree named ‘Farmer 3-01’UNDER PATENTOctober 9, 2044
- Farmer 6-10PP37152Cherry plum tree named ‘Farmer 6-10’UNDER PATENTOctober 9, 2044
- Farmer 8-04PP37227Cherry plum tree named ‘Farmer 8-04’UNDER PATENTOctober 9, 2044
Already in the public domain — 1 cultivar
Most recently freed first. Anyone may propagate and sell this plant — though the name it is sold under may still be a live trademark.
- Cherry plum bushPP4285PUBLIC DOMAINMarch 25, 1997
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.