Plant
Salix
3 US plant patents name this plant. 1 has expired, so that cultivar is free to propagate and sell. The next of the 2 still protected comes off patent on July 16, 2027.
Still under patent — 2 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Golden SunshinePP19370Salix plant named ‘Golden Sunshine’UNDER PATENTJuly 16, 2027
- Lubbers ZwartPP27403Salix plant named ‘Lubbers Zwart’UNDER PATENTJune 15, 2035
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.
- FlamingoPP17490Salix plant named ‘Flamingo’PUBLIC DOMAINAugust 15, 2025
Botanically this is Salix. 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.