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.
Daucus carota L. · Carrot
Bejo Zaden (NL)
Medicago sativa L. · Alfalfa
BARENBRUG HOLLAND
Triticum durum Desf. · Durum wheat
Verneuil Semences de Provence (FR)
Festuca pratensis Huds. · Meadow fescue
Barenbrug Holland BV (NL)
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE & CO.KGAA
Vicia sativa L. · Common vetch
Lietuvos agrarinių ir miškų mokslų centras
Lactuca sativa L. · Lettuce
VILMORIN, S.A.
Cucumis sativus L. · Cucumber
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Zea mays L. subsp. mays (Maize Group) · Maize
Coop de Pau SCA (FR)
Lolium perenne L. · Perennial ryegrass
Verneuil Holding (FR)/Semunion Sarl (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
Van der Have Sugar Beet Seed B.V. (NL)
Triticum aestivum L. · Bread wheat
SNC BELLOY OBTENTION (FR)
Pisum sativum L. · Pea
Seminis Vegetable Seeds
Vicia faba L. · Broad bean
DLF SEEDS A/S
Zea mays L. · Maize
PAU SEMENCES
Kalanchoe Adans. · Kalanchoe
Mikkelsen, James C.|Ashtabula, OH
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
URSEL SCHLEMMER SPRINGMANN
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Domaine Public (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
PAU Semences S.A.
Zea mays L. subsp. mays (Maize Group) · Maize
LIMAGRAIN VERNEUIL HOLDING
Pisum sativum L. · Pea
Nickerson SA (FR)
Triticum durum Desf. · Durum wheat
North Dakota State University (US)
Pisum sativum L. · Pea
WENTZEL| Carl-Stefan Wentzel und Carl-Friedrich Wentzel
Poa pratensis L. · Kentucky bluegrass
MOMMERSTEEG INTERNATIONAL| Mommersteeg International B.V.