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.
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS
Zea mays L. · Maize
Delley Seeds and Plants
Hordeum vulgare L. · Barley
SECOBRA RECHERCHES S.A.S
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Enza Zaden, NL
Zea mays L. · Maize
ROBERT TAUCHER
Brassica napus var. napus · Rapeseed
PARSONS SEEDS LIMITED (CA)
Triticum durum Desf. · Durum wheat
VENTUROLI SEMENTI S.N.C
Pelargonium L'Hér. ex Ait. · Geranium
Blair L. WINNER (US)
Festuca rubra L. · Red fescue
Euro Grass Breeding GmbH Co. KG
Festuca ovina L. · Sheep's fescue
Clause Semences SA (FR)
Zea mays L. · Maize
Golden West Seed Bulgaria
Chrysanthemum L. · Chrysanthemum
WALTER H. JESSEL, JR. & WILLIAM E. DUFFETT
Zea mays L. subsp. mays (Maize Group) · Maize
Monsanto Technology LLC, US
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Vikima Seed A.S.
Zea mays L. · Maize
ORSEM HYBRIDES
Medicago sativa L. · Alfalfa
W-L Research
Impatiens L. · Balsam
Mikkelsen, James C.
Zea mays L. subsp. mays (Maize Group) · Maize
D J Van der Have BV (NL)
Chrysanthemum L. · Chrysanthemum
Shoesmith, Leonard H.|Westfield-Woking, England
Helianthus annuus L. · Sunflower
Semences Cargill SA (FR)
Beta vulgaris Fodder Beet Group · Mangelwurzel
ILVO-PLANT 39
Glycine max (L.) Merr. · Soybean
RAGT SA (FR)
Cucumis sativus L. · Cucumber
Enza Zaden, NL
Triticum aestivum L. · Bread wheat
Secobra Recherches