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
PAU SEMENCES
Solanum tuberosum L. · Potato
SAKA| SaKa Pflanzenzucht GmbH & Co. KG
Helianthus annuus L. · Sunflower
SYNGENTA SEEDS AG, CH
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE & CO.KGAA
Kohleria Regel · Kohleria
Reuther, Gerhard|Geisenheim, Federal Republic of Germany
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Solanum tuberosum L. · Potato
Syndicat des Producteurs de Pl. de Pomme de Terre de Pontivy (FR)/Bretagne-plants (FR)
Helianthus annuus L. · Sunflower
Asgrow Seed Company (US)
Pisum sativum L. · Pea
Wilbur-Ellis Company
Lactuca sativa L. · Lettuce
PETOSEED CO
Capsicum annuum L. · Bell pepper
Golden West Seed Co.
Chrysanthemum L. · Chrysanthemum
MR. WILLIAM E. DUFFETT
Brassica napus var. napus · Rapeseed
Cambridge Plant Breeding Twyford Limited (GB)
Zea mays L. · Maize
PIONEER HI-BRED INT
Rosa L. · Rose
Olij Innovation B.V.
Helianthus annuus L. · Sunflower
Guillaume Bellier
Beta vulgaris Sugar Beet Group · Sugar beet
DIECKMANN JOHANNES| Johannes Dieckmann
Linum usitatissimum L. · Common flax
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE HERMANN| Dr. Hermann Strube
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Spirou Spiros
Festuca rubra L. · Red fescue
Van Engelen Zaden BV (NL)
Beta vulgaris Sugar Beet Group · Sugar beet
Societe Europeenne de Semences NV/SA (BE)
Brassica oleracea L. (Cauliflower Group) · Cauliflower
VEGETAL RECHERCHES ET