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.
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-bred International Inc. (USA)
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-bred International Inc. (USA)
Rosa L. · Rose
D.T. POULSENS PLANTESKOLE APS
Rosa L. · Rose
POULSEN ROSER A/S
Rosa L. · Rose
D.T. POULSENS PLANTESKOLE APS
Rosa L. · Rose
D.T. POULSENS PLANTESKOLE APS
Cichorium intybus L. (Industrial Chicory Group) · Chicory
Florimond Desprez Veuve et Fils, FR
Rosa L. · Rose
Marie Louise Meilland (FR)
Gossypium hirsutum L. · Upland cotton
HAO-DEMETER Cotton and Industrial Crops Institute
Cichorium intybus L. · Chicory
Sativa coop (IT)
Lilium L. · Lily
McRae, Edward A|Boring, OR
Pisum sativum L. · Pea
PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
Triticum durum Desf. · Durum wheat
Semences Cargill SA (FR)
Phaseolus vulgaris L. · Common bean
Seminis Vegetable Seeds
Trifolium repens L. · White clover
Stacja Hodowli Roslin Smilow
Triticum aestivum L. · Bread wheat
Virginia Tech Intellectual Properties Inc.
Phaseolus vulgaris L. · Common bean
D. Svetleva, I. Delchev, Y. Krasteva
Phaseolus vulgaris L. · Common bean
D. Svetleva, S. Petkova, A. Mehandzhiev, Y. Krasteva
Phaseolus vulgaris L. · Common bean
D. Svetleva, I. Delchev, S. Petkova, Y. Krasteva
Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley
Semenarna Ljubljana, SI
Delphinium L. · Larkspur
KUNIHIRO KONISHI
Cosmos atrosanguineus (Hook.) Voss · Chocolate cosmos
Russell Poulter, MARGARET BUTLER
Saintpaulia ionantha H. Wendl. · African violet
Fischer, Arnold W.|Hanover, Federal Republic of Germany
Rosa L. · Rose
GARTNERIET SKJOLDVANG A/S