Plant
Asclepias
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 June 8, 2034.
Still under patent — 3 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Charlotte's BlushPP26982Asclepias plant named ‘Charlotte's Blush’UNDER PATENTJune 8, 2034
- Butterfly MagicPP34305Asclepias subulata plant named ‘Butterfly Magic’UNDER PATENTOctober 14, 2040
- Monarch Magnet 2.0PP35492Asclepias linaria plant named ‘Monarch Magnet 2.0’UNDER PATENTJuly 3, 2041
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.
- BeatrixPP12907Asclepias plant named ‘Beatrix’PUBLIC DOMAINDecember 29, 2019
Botanically this is Asclepias. 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.