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.
Hordeum vulgare L. · Barley
Secobra Recherches, FR
Dahlia Cav. · Dahlia
Seminis Vegetable Seeds
Saintpaulia ionantha H. Wendl. · African violet
OPTIMARA ERFINDERGEMEINSCHAFT, GEBR. HOLTKAMP
Zea mays L. subsp. mays (Maize Group) · Maize
Dr Hans Rolf Spath (DE)
Zea mays L. subsp. mays (Maize Group) · Maize
Dr Hans Rolf Spath (DE)
Solanum lycopersicum L. · Tomato
Tezier SA (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
FRANCE CANANDA SEMENCES
Gossypium hirsutum L. · Upland cotton
GOLDEN WEST SEED RESEARCH Co.
Beta vulgaris Sugar Beet Group · Sugar beet
Hilleshog AB (SE)
Pisum sativum L. · Pea
Seminis Vegetable Seeds
Pelargonium L'Hér. ex Ait. · Geranium
VEB Saat und Pflanzgut (DE)
Chrysanthemum L. · Chrysanthemum
Vandenberg Cornelis P
Triticum durum Desf. · Durum wheat
Golden West Seed Co.
Beta vulgaris Sugar Beet Group · Sugar beet
Syngenta Crop Protection AG, CH
Hordeum vulgare L. · Barley
Unisigma GIE, FR
Brassica napus var. napus · Rapeseed
Monsanto Technology LLC, US
Brassica oleracea L. (White Cabbage Group) · White cabbage
MARNER GZG| Rijk Zwaan Marne Aktiengesellschaft
Hordeum vulgare L. · Barley
S. Zapryanov, T. Stefanov, Y. Burgazova, D. Lazarova, S. Navushtanov, N. Lazarov, V. Mincheva, N. Baleva, S. Staykova
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Beta vulgaris Sugar Beet Group · Sugar beet
Lion Seeds LTD (GB)
Chrysanthemum L. · Chrysanthemum
Fides
Chrysanthemum L. · Chrysanthemum
Knaap|DeLier, Jacques C. M. van der|Netherlands
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Vicia faba L. · Broad bean
SLOVOSIVO PLANT BREEDING