TN 90
Protection expiredNicotiana tabacum L. · Tobacco
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.
Nicotiana tabacum L. · Tobacco
Solanum lycopersicum L. · Tomato
Allium cepa L. · Onion
Zea mays L. · Maize
Beta vulgaris Sugar Beet Group · Sugar beet
D.J. van der Have (NL)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Avena nuda L. · Naked oat
Cucumis sativus L. · Cucumber
Beta vulgaris Sugar Beet Group · Sugar beet
Solanum tuberosum L. · Potato
Brassica rapa L. var. rapa (L.) Thell. · Turnip
Capsicum annuum L. · Bell pepper
Lactuca sativa L. · Lettuce
Pisum sativum L. · Pea
Zea mays L. subsp. mays (Maize Group) · Maize
Pisum sativum L. · Pea
Plant Prod. Div. Agr. Ca. (CA)
Festuca arundinacea Schreb. · Tall fescue
Zea mays L. · Maize
Carum carvi L. · Caraway
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Capsicum annuum L. · Bell pepper
Sorghum bicolor (L.) Moench · Sorghum
Zea mays L. · Maize