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.
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Avena sativa L. · Oat
Cebeco Zaden BV (NL)
Oryza sativa L. · Rice
Golden West Seed Co.
Beta vulgaris Sugar Beet Group · Sugar beet
KWS
Lolium perenne L. · Perennial ryegrass
WOLTERS| Lukas H. Wolters c/o Euro Grass BV
Pisum sativum L. · Pea
INNOSEEDS| Innoseeds B.V.
Vicia sativa L. · Common vetch
Golden West Seed Co.
Solanum lycopersicum L. · Tomato
NEUMAN Seed International (US)
Festuca rubra L. · Red fescue
INNOSEEDS| Innoseeds B.V.
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
ZKI, H
Beta vulgaris Sugar Beet Group · Sugar beet
SEITZER| Dr. Josef Franz Seitzer in Fa. KWS SAAT SE / JANSEN| Dr. Rudolf Jansen in Fa. KWS SAAT SE / DIENER| Dr. Guenter Diener / MECHELKE| Dr. Wolfgang Mechelke
Chrysanthemum L. · Chrysanthemum
IR. J. VAN DER KNAAP
Chrysanthemum L. · Chrysanthemum
Fides
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Chrysanthemum L. · Chrysanthemum
Chrysanthemum Breeders Association Research B.V.
Phaseolus vulgaris L. · Common bean
CLAUSE, S.A.
Pisum sativum L. · Pea
Lemaire-Deffontaines
Hordeum vulgare L. · Barley
SAATZUCHT DONAU GES.M.B.H. & COKG
Triticum durum Desf. · Durum wheat
Oregon State University
Gerbera L. · Gerbera
SCHREURS PETRUS JUDOCUS WILHELMUS
Solanum lycopersicum L. · Tomato
SEMINIS VEGETABLE SEED IB
Glycine max (L.) Merr. · Soybean
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
Sinapis alba L. · White mustard
Gerard H.M. Bremer
Vicia sativa L. · Common vetch
Golden West Seed Co.