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.
Avena sativa L. · Oat
SERASEM RECHERCHES ET
Hordeum vulgare L. · Barley
NICKERSON-ADVANTA
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Helianthus annuus L. · Sunflower
SYNGENTA SEEDS AG, CH
Phaseolus vulgaris L. · Common bean
Vilmorin, S.A.
Cucumis sativus L. · Cucumber
Novartis Seeds B.V.
Cucumis sativus L. · Cucumber
Rijk Zwaan B.V.
Lilium L. · Lily
WIM VLETTER
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Cucumis sativus L. · Cucumber
Syngenta Seeds BV (NL)
Beta vulgaris Sugar Beet Group · Sugar beet
WIELKOPOLSKA HODOWLA BURAKA CUKROWEGO SP.Z.O.O
Hordeum vulgare L. · Barley
Secobra Recherches
Hordeum vulgare L. · Barley
Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy
Lilium L. · Lily
VLETTER FLORIS| Floris Vletter
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVE N.V./S.A. (BE)
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Syngenta Seeds B.V.
Brassica napus var. napus · Rapeseed
OSG
x Triticosecale Wittm. ex A. Camus · Triticale
Svalof Weibull BV (NL)
Rosa L. · Rose
W.KORDES'SOHNE
Hordeum vulgare L. · Barley
Sejet Planteforaedling I,S
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE HERMANN| Dr. Hermann Strube
Lactuca sativa L. · Lettuce
Seminis Vegetable Seeds
Beta vulgaris Sugar Beet Group · Sugar beet
Van der Have B.V.
Pisum sativum L. · Pea
Prodana Seeds A/S