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
Inst. de Recherche MENNESSON (FR)
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Seminis Vegetable Seeds
Rosa L. · Rose
SEGERS THEODORUS ADRIANUS
Gerbera L. · Gerbera
SEGERS THEODORUS ADRIANUS
Cucumis sativus L. · Cucumber
AUSTROSAAT Österr. Samenzucht- und Handels-AG
Helianthus annuus L. · Sunflower
Pioneer Hi-Bred International Inc (US)
Helianthus annuus L. · Sunflower
PIONEER OVERSEAS CORPORATION US
Helianthus annuus L. · Sunflower
Pioneer Hi-Bred International Inc (US)
Brassica napus var. napus · Rapeseed
PIONEER OVERSEAS CORPORATION US
Brassica napus var. napus · Rapeseed
Pioneer Hi-Bred International Inc (US)
Brassica napus var. napus · Rapeseed
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. · Maize
PIONEER OVERSEAS CORPORATION
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (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 OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)