Grenago
Protection expiredLolium perenne L. · Perennial ryegrass
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.
Lolium perenne L. · Perennial ryegrass
Lactuca sativa L. · Lettuce
Lolium perenne L. · Perennial ryegrass
Allium cepa L. var. cepa · Onion
Begonia L. · Begonia
LIMAPLANT B.V.
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Zea mays L. · Maize
Pisum sativum L. · Pea
Avena nuda L. · Naked oat
Helianthus annuus L. · Sunflower
Helianthus annuus L. · Sunflower
Triticum aestivum L. · Bread wheat
Lotus corniculatus L. · Bird's-foot trefoil
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Helianthus annuus L. · Sunflower
Lolium perenne L. · Perennial ryegrass
Cucumis sativus L. · Cucumber
Capsicum annuum L. · Bell pepper
Medicago sativa L. · Alfalfa
Helianthus annuus L. · Sunflower
Helianthus annuus L. · Sunflower
Phaseolus vulgaris L. · Common bean
Capsicum annuum L. · Bell pepper