Public domain
Plant breeders' rights are granted for a limited term. Upon expiration, the variety enters the public domain: its seeds can be propagated and sold without the rights holder's license.
Recent years are the most sought-after: the variety is free to use but still in production.
Zea mays L. subsp. mays (Maize Group) · Maize
Dekalb Genetics Corporation (usa) (US)
Zea mays L. subsp. mays (Maize Group) · Maize
GIE Sockalb (FR)
Cichorium endivia L. · Endive
Prunus persica (L.) Batsch · Peach
Brassica oleracea L. (White Cabbage Group) · White cabbage
Brassica oleracea L. (White Cabbage Group) · White cabbage
Brassica oleracea L. (White Cabbage Group) · White cabbage
Solanum melongena L. · Eggplant
Solanum melongena L. · Eggplant
Valerianella locusta (L.) Laterr. · Corn salad
Pyrus communis L. · European pear
Digitalis lanata Ehrh. · Grecian foxglove
Mark Gergely / Barsony Albert / Wolf Lajos / Mark Gergelyne / Szoenyi Kornelia
Dichondra repens J. R. Forst. & G. Forst.
Rosa L. · Rose
Dickson Nurseries Ltd (IE)
Rosa L. · Rose
Dickson Nurseries Ltd (IE)
Daucus carota L. · Carrot
Allium cepa L. · Onion
Golden West Seed Co.
Cucurbita pepo L. · Field pumpkin
Nicotiana tabacum L. · Tobacco
Nicotiana tabacum L. · Tobacco
Nicotiana tabacum L. · Tobacco
Beta vulgaris Garden Beet Group · Garden beet
Beta vulgaris Garden Beet Group · Garden beet
Lagerstroemia indica L. · Crape myrtle
Pepinieres DESMARTIS SA (FR)