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
Kuhn & Co International B.V. (NL)
Rosa L. · Rose
Marie Louise Meilland (FR)
Rosa L. · Rose
Meilland, Marie-Louise|Antibes, France
Rosa L. · Rose
Meilland, Marie-Louise|deceased, late of Antibes, France, by Jean-Pierre Le Naour, legal representative
Rosa L. · Rose
Meilland, Marie-Louise|deceased, late of Antibes, France, by Jean-Pierre Le Naour, legal representative
Rosa L. · Rose
Meilland, Alain A.|Antibes, France
Zea mays L. · Maize
PAU SEMENCES
Helianthus annuus L. · Sunflower
Maisadour Societe Cooperative Agricole (FR)
Lactuca sativa L. · Lettuce
Vilmorin SA (FR)
Solanum lycopersicum L. · Tomato
Petoseed Italia (IT)
Festuca arundinacea Schreb. · Tall fescue
KWS Kleinwanzlebener Saatzucht AG (DE)
Brassica napus var. napus · Rapeseed
Dekalb Genetics Corporation (usa) (US)
Brassica oleracea L. (Red Cabbage Group) · Red cabbage
ROYAL SLUIS
Festuca rubra L. · Red fescue
VIJN| R. Vijn c/o Cebeco Seeds B.V.
Gerbera L. · Gerbera
Segers, Th A.|Hoofddorp, Netherlands
Zea mays L. · Maize
MAS SEEDS
Zea mays L. subsp. mays (Maize Group) · Maize
MAS SEEDS
Solanum tuberosum L. · Potato
LANGE WOLF| Wolf Lange
Zea mays L. subsp. mays (Maize Group) · Maize
Asgrow France SA (FR)
Pentas Benth. · Pentas
NYGAARD| Ib Nygaard
Chrysanthemum L. · Chrysanthemum
WALTER H. JESSEL, JR. & WILLIAM E. DUFFETT
Hordeum vulgare L. · Barley
BUSCH AGRICULTURAL RESOURCES
Pisum sativum L. · Pea
MANSHOLT| Ir. U. Mansholt
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.