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.
Brassica oleracea L. (Broccoli Group) · Broccoli
Sativa coop (IT)
Medicago sativa L. · Alfalfa
Vilmorin SA (FR)
Avena sativa L. · Oat
HAO-DEMETER - Cereal Institute
Chrysanthemum x morifolium Ramat. · Florist's daisy
Dirk Pieters
Chrysanthemum L. · Chrysanthemum
Pieters Dirk
Chrysanthemum L. · Chrysanthemum
PIETERS GEORGES
Beta vulgaris Sugar Beet Group · Sugar beet
Breeding Division of Hellenic Sugar Industry
Capsicum annuum L. · Bell pepper
GOLDEN WEST SEED RESEARCH Co.
Celosia L. · Cockscomb
FEHMEL| Ottomar Fehmel
Festuca rubra L. · Red fescue
Oseva Uni a.s., CZ
Gossypium L. · Cotton
A. Saldzhieva, I. Saldzhiev
Hordeum vulgare L. · Barley
Prof Sneep (NL)
Lactuca sativa L. · Lettuce
GENECORP TECHNOLOGY
Lactuca sativa L. · Lettuce
Harris Moran Seed Company
Alstroemeria L. · Alstroemeria
Cor Van Duyn
Lactuca sativa L. · Lettuce
ROYAL SLUIS
Zea mays L. subsp. mays (Maize Group) · Maize
PIONEER HI-BRED INTERNATIONAL
Alstroemeria L. · Alstroemeria
Parigo Horticultural Co. Ltd.
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Apium graveolens L. var. dulce (Mill.) Pers. · Celery
Petoseed, US
Solanum lycopersicum L. · Tomato
GSN Seeds (US)
Phaseolus vulgaris L. · Common bean
Vilmorin-Mikado S.A.S.
Chrysanthemum L. · Chrysanthemum
Hesse, Peter S.|Bradenton, FL
Rosa L. · Rose
INAKTIV Jürgen Uhl (Walter Uhl Baumschulen)