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.
Cucurbita pepo L. · Field pumpkin
Hazera Genetics Ltd (IL)
Solanum tuberosum L. · Potato
Vesa Velhartice a.s., CZ
Zea mays L. subsp. mays (Maize Group) · Maize
Nordsaat Saatzuchtgesellschaft m.b.H. (DE)
Brassica napus L. · Rapeseed
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE GMBH&CO.KG
Avena nuda L. · Naked oat
Selgen a.s., CZ
Beta vulgaris Sugar Beet Group · Sugar beet
Strube D&S GMBH
Valerianella locusta (L.) Laterr. · Corn salad
Didier Fondeur c/o Clause S.A. Graines d'Elite
Oryza sativa L. · Rice
Texas Agricultural Experiment Station/ USDA-ARS
Rosa L. · Rose
Warriner, William A.|Tustin, CA
Avena sativa L. · Oat
Selgen a.s., CZ
Solanum pseudocapsicum L. · Jerusalem cherry
Ingo Vehreschild (Gärtnermeister)
Oryza sativa L. · Rice
Konstantin Kamishev
Raphanus sativus L. var. sativus · Radish
SAATZUCHT QUEDLINBURG GMBH
Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium
Hoffmann
Saintpaulia ionantha H. Wendl. · African violet
Holtkamp, Sr., Reinhold|Werther Strasse 112, D4294 Isselburg, Federal Republic of Germany
Brassica napus L. · Rapeseed
Bayer Cropscience LP
Chrysanthemum L. · Chrysanthemum
WALTER H JESSEL, JR.
Rosa L. · Rose
Interplant Roses B.V
Rosa L. · Rose
MR PETER ILSINK
Rosa L. · Rose
Verkuyl
Rosa L. · Rose
INTERPLANT BV (NL)
Capsicum annuum L. · Bell pepper
Enza Zaden (NL)
Rosa L. · Rose
PERNILLE & MOGENS N.OLESE