Plant
Plant of the Cactaceae plant family
5 US plant patents name this plant. 5 have expired, so those cultivars are free to propagate and sell.
Already in the public domain — 5 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.
- BridgeportPP7200Plant of the Cactaceae plant family `Bridgeport`PUBLIC DOMAINDecember 13, 2008
- CambridgePP7201Plant of the Cactaceae plant family `Cambridge`PUBLIC DOMAINDecember 13, 2008
- Santa CruzPP7174Plant of the Cactaceae plant family `Santa Cruz`PUBLIC DOMAINDecember 12, 2008
- Zygocactus truncatusPP7173Plant of the Cactaceae plant familyPUBLIC DOMAINDecember 9, 2008
- Zygocactus truncatusPP7175Plant of the Cactaceae plant familyPUBLIC DOMAINDecember 9, 2008
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.