Genus
Lupinus
19 US plant patents have been granted in this genus. 5 are already in the public domain — anyone may propagate and sell them. The next of the 14 still protected comes off patent on November 6, 2026.
Still under patent — 14 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Manhattan LightsPP18868Lupinus plant named ‘Manhattan Lights’UNDER PATENTNovember 6, 2026
- MasterpiecePP19739Lupinus plant named ‘Masterpiece’UNDER PATENTOctober 18, 2027
- TerracottaPP23044Lupine plant named ‘Terracotta’UNDER PATENTMay 31, 2031
- Tequila FlamePP23047Lupine plant named ‘Tequila Flame’UNDER PATENTMay 31, 2031
- Desert SunPP23073Lupine plant named ‘Desert Sun’UNDER PATENTMay 31, 2031
- GladiatorPP23075Lupine plant named ‘Gladiator’UNDER PATENTMay 31, 2031
- WCLRATHPP29833Lupine plant named ‘WCLRATH’UNDER PATENTJune 19, 2037
- WCLMALAPP29860Lupine plant named ‘WCLMALA’UNDER PATENTJune 19, 2037
- WCLKICAPP29861Lupine plant named ‘WCLKICA’UNDER PATENTJune 19, 2037
- WCLBLSMPP29943Lupine plant named ‘WCLBLSM’UNDER PATENTJune 19, 2037
- ET LPN 802PP34527Lupine plant named ‘ET LPN 802’UNDER PATENTFebruary 15, 2042
- ET LPN 815PP34528Lupine plant named ‘ET LPN 815’UNDER PATENTFebruary 15, 2042
- ET LPN 709PP34529Lupine plant named ‘ET LPN 709’UNDER PATENTFebruary 15, 2042
- ET LPN 813PP34756Lupine plant named ‘ET LPN 813’UNDER PATENTMarch 16, 2042
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.
- Red RumPP18709Lupinus plant named ‘Red Rum’PUBLIC DOMAINJune 23, 2026
- Salamon StarPP18718Lupinus plant named ‘Salamon Star’PUBLIC DOMAINJune 23, 2026
- Persian SlipperPP18733Lupinus plant named ‘Persian Slipper’PUBLIC DOMAINJune 23, 2026
- SaffronPP18802Lupinus plant named ‘Saffron’PUBLIC DOMAINJune 23, 2026
- BlossomPP18813Lupinus plant named ‘Blossom’PUBLIC DOMAINJune 23, 2026
A patent expiring frees the plant, and its cultivar name comes with it — cultivar names cannot be trademarked, so they are always free to use. What it does not free is any brand name the plant is marketed under. Those are trademarks and renew indefinitely.