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.
Phaseolus vulgaris L. · Common bean
NUNHEMS ZADEN
Hordeum vulgare L. · Barley
Secobra Recherches, FR
Lolium perenne L. · Perennial ryegrass
MOMMERSTEEG INTERNATIONAL
Zea mays L. · Maize
Pannar Seed (Pty) Ltd
Zea mays L. · Maize
Seifert, Robert P.
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo France SA (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE & CO.KGAA
Chrysanthemum L. · Chrysanthemum
Vandenberg Cornelis P.|Salinas, CA
Zea mays L. subsp. mays (Maize Group) · Maize
LIMAGRAIN NEDERLAND
Helianthus annuus L. · Sunflower
GIE Sockalb (FR)
Beta vulgaris Garden Beet Group · Garden beet
Semenarna Ljubljana, SI
Triticum aestivum L. · Bread wheat
Euro Grass B.V.
Chrysanthemum L. · Chrysanthemum
Fides
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Sakata Seed Corporation (SCC)
Avena sativa L. · Oat
Serasem S.A.S.
Zea mays L. · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER OVERSEAS CORPORATION US
Helianthus annuus L. · Sunflower
PIONEER OVERSEAS CORPORATION
Zea mays L. · Maize
PIONEER OVERSEAS CORPORATION
Triticum durum Desf. · Durum wheat
Golden West Seed Co.
Linum usitatissimum L. · Common flax
Ets Andre Laboulet (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
SCHREIBERS| Schreibers Saatzuchtgesellschaftmit beschraenkter Haftung
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE & CO.KGAA