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.
Medicago sativa L. · Alfalfa
Tourneur Grandes Cultures Obtentions SNC (FR)
Hordeum vulgare L. · Barley
SAATZUCHT JOSEF BREUN GmbH&Co.KG
Secale cereale L. · Rye
SELGEN A.S
Solanum tuberosum L. · Potato
Seed Technology & Marketing Pty Ltd. (S.T.M.)
Solanum tuberosum L. · Potato
SPEULMAN| J. Speulman
Solanum lycopersicum L. · Tomato
Tezier SA (FR)
Helianthus annuus L. · Sunflower
Prograin Genetique (FR)
Brassica napus L. · Rapeseed
NICKERSON INTERNATIONAL RESEARCH SNC
Solanum tuberosum L. · Potato
Geertsema Zaden BV (NL)
Brassica napus L. · Rapeseed
Reinhard Hemker
Poa pratensis L. · Kentucky bluegrass
Innoseeds BV, NL-4420 AA Kapelle
Phaseolus vulgaris L. · Common bean
SAATZUCHT QUEDLINBURG GMBH
Lolium perenne L. · Perennial ryegrass
PICKSEED WEST INC
Lolium perenne L. · Perennial ryegrass
Institute of Biological, Environmental & Rural Sciences, Aberystwyth University
Lolium perenne L. · Perennial ryegrass
WILKINS| Dr. P. Wilkins c/o Welsh Plant Breeding Station
Brassica napus L. · Rapeseed
Norddeutsche Pflanzenzucht Hans Georg Lembke KG,DE
Zea mays L. · Maize
KWS SAAT SE & CO.KGAA
Glycine max (L.) Merr. · Soybean
ASGROW SEED COMPANY
Pisum sativum L. · Pea
MARIBO SEED INT. APS
Chrysanthemum L. · Chrysanthemum
Vandenberg Cornelis P
Chrysanthemum L. · Chrysanthemum
Persson, Kjell-Ake|Vaartoepets Handelstraegaard Kjoepingegatan 70, 23100 Trelleborg, Sweden
Phaseolus vulgaris L. · Common bean
Seminis Vegetable Seeds
Secale cereale L. · Rye
Hodowla Roslin Smolice Sp.z o.o Grupa IHAR
Lobelia L. · Cardinal Flower
Westhoff Interpel, Spezialkulturen-Zuchtneuheiten