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.
Helianthus annuus L. · Sunflower
Rustica Prograin Genetique
Glycine max (L.) Merr. · Soybean
INSTYTUT HUDOWLI
Solanum tuberosum L. · Potato
PRUMMEL J.
Malus Mill. · Apple
PURDUE RESEARCH FOUNDATION
Triticum aestivum L. · Bread wheat
Northrup King Semences S. A .
Beta vulgaris Sugar Beet Group · Sugar beet
SYNGENTA WINTER OILSEED AB
Malus Mill. · Apple
PURDUE RESEARCH FOUNDATION
Solanum tuberosum L. · Potato
PRUMMEL (NL)
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
NICKERS.RPB LTD&NICKER.IN
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Helianthus annuus L. · Sunflower
Schmidt, Herb
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER OVERSEAS CORPORATION US
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Rosa L. · Rose
Poulsen Roser A/S
Zea mays L. · Maize
KWS SAAT SE and CO KGAA
Secale cereale L. · Rye
Hybro Saatzucht GmbH&Co KG
Festuca arundinacea Schreb. · Tall fescue
SIMPLOT TURF AND HORTICULTURE
Lilium L. · Lily
VLETTER FLORIS| Floris Vletter
x Triticosecale Wittm. ex A. Camus · Triticale
Hodowla Roslin Strzelce Sp. z.o.o Grupa IHAR (PL)
Cucumis sativus L. · Cucumber
DE RUITER SEEDS