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.
Zea mays L. · Maize
KWS MAIS GMBH (DE)
Brassica napus L. · Rapeseed
PIONEER OVERSEAS CORPORATION
Hordeum vulgare L. · Barley
PLANT BREEDING INTERNATIONAL CAMBRIDGE
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE HERMANN| Dr. Hermann Strube
Hordeum vulgare L. · Barley
Florimond Desprez Veuve et Fils, FR
Raphanus sativus L. var. sativus · Radish
Nickerson UK Ltd, Suffolk (UK)
Brassica oleracea L. (Broccoli Group) · Broccoli
Seminis Vegetable Seeds
Pisum sativum L. · Pea
DLF SEEDS A/S
Hordeum vulgare L. · Barley
Secobra Recherches, FR
Cucumis sativus L. · Cucumber
DE RUITER SEEDS
Hordeum vulgare L. · Barley
INNOSEEDS| Innoseeds B.V.
Solanum lycopersicum L. · Tomato
Western Seed (NL)
Rosa L. · Rose
W. Kordes Sohne Rosenschulen GmbH & Co KG| DE
Helianthus annuus L. · Sunflower
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Medicago sativa L. · Alfalfa
Bc Institut d.d. Zagreb (HR)
Kalanchoe Adans. · Kalanchoe
WYSS SAMEN und PFLANZENZ. (CH)
Triticum aestivum L. · Bread wheat
ETS. CAMBIER FRERES
Chrysanthemum L. · Chrysanthemum
WALTER H. JESSEL, JR. & WILLIAM E. DUFFETT
Triticum aestivum L. · Bread wheat
Verneuil Recherche SA (FR)
Avena sativa L. · Oat
KWS Lochow
Lolium perenne L. · Perennial ryegrass
Ir. C.W. van den Bogaert c/o Zelder B.V.