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.
Solanum lycopersicum L. · Tomato
Instytut Ogrodnictwa - Państwowy Instytut Badawczy
Dianthus caryophyllus L. · Carnation
S.KLEMM
Pelargonium L'Hér. ex Ait. · Geranium
Siegfried Klemm
Dianthus caryophyllus L. · Carnation
S.KLEMM
Dianthus caryophyllus L. · Carnation
S.KLEMM
Zea mays L. · Maize
GOLDEN WEST SEED RESEARCH Co.
Dianthus L. · Carnation
Sarneel, John
Gladiolus L. · Gladiolus
Cohen Avner
Tulipa L. · Tulip
FA. C.J. DEKKER
Tulipa L. · Tulip
Toyota Tokuji|Nishii Kenji|Tsutsui Kiyoshi|Ogura Tetsuo|Murakami Kinji|Kanamori Matsuo|Amano Masayuki|Nezu Mitsuya|Imai Fujio|Urashima Osamu|Hirata Yoshiki
Impatiens New Guinea Group · New Guinea Impatiens
Ludwig Kientzler
Triticum durum Desf. · Durum wheat
Agricultural Research Institute
Cicer arietinum L. · Chickpea
HAO-DEMETER-Fodder Crops and Pastures Institute
Solidago L. · Goldenrod
Hoogen, W. Van Den
Avena sativa L. · Oat
Malopolska Hodowla Roslin Spolka z o.o.
Zea mays L. subsp. mays (Maize Group) · Maize
KWS Saat AG, DE
Solanum tuberosum L. · Potato
KWEEKINSTITUT KARNA
Triticum durum Desf. · Durum wheat
Agricultural Research Institute
Solanum tuberosum L. · Potato
Vesa Velhartice a.s.
Cucurbita pepo L. · Field pumpkin
GOLDEN WEST SEED RESEARCH Co.
Raphanus sativus L. var. sativus · Radish
HILD KARL| Karl Hild
Dahlia Cav. · Dahlia
J. T. WOLTERS
Solanum tuberosum L. · Potato
Sativa Keřkov a.s., CZ
Capsicum annuum L. · Bell pepper
GOLDEN WEST SEED RESEARCH Co.