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
SAS FLORIMOND DESPREZ VEUVE and FILS
Cichorium endivia L. · Endive
Royal Sluis (NL)
Hordeum vulgare L. · Barley
Poljoprivredni Institut Osijek, HR
Hordeum vulgare L. · Barley
SEMSECO
Vicia sativa L. · Common vetch
Golden West Seed Co.
Beta vulgaris Sugar Beet Group · Sugar beet
SESVanderHave N.V./S.A.
Zea mays L. · Maize
PETER KONCZOL
x Triticosecale Wittm. ex A. Camus · Triticale
Serasem, FR
Vicia faba L. · Broad bean
Nickerson Zwaan
Solanum lycopersicum L. · Tomato
Clause Semences SA (FR)
Avena sativa L. · Oat
Walter Engelen / Barbara Fischer-Engelen in Fa. Saatzucht ENGELEN Buechling / Franz Stoiber
Triticum aestivum L. · Bread wheat
Ohio Agricultural Research and Development Center, Ohio State University
Lilium L. · Lily
BISCHOFF TULLEKEN LELIES B.V.
Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass
Dr. Beat Boller
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Petoseed Company
Zea mays L. · Maize
ZEANINVENT S.A. E LABOULET SEMENCES
Lactuca sativa L. · Lettuce
Enza Zaden B.V.
Zea mays L. · Maize
SAATBAU LINZ EGEN
Festuca arundinacea Schreb. · Tall fescue
Alicja Ramenda
Lactuca sativa L. · Lettuce
De Enkhuizer Zaadhandel BV, NL-1600 AA Enkhuizen
Hordeum vulgare L. · Barley
Florimond Desprez Veuve et Fils, FR
Rosa L. · Rose
Rosen-Tantau Mathias Tantau Nachfolger
Rosa L. · Rose
ROSEN-TANTAU MATHIAS-TANT
Rosa L. · Rose
MATHIAS TANTAU