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. · Maize
Lindsey, Marvin
Zea mays L. · Maize
Lindsey, Marvin
Zea mays L. · Maize
Pfund, John
Lilium L. · Lily
McRae, Edward A|Boring, OR
Zea mays L. subsp. mays (Maize Group) · Maize
RAGT SA (FR)/Dekalb Genetics Corporation (usa) (US)
Lilium L. · Lily
Kirsch, Ted T.|Myrtle Point, OR
Solanum lycopersicum L. · Tomato
HAZERA GENETICS
Dianthus caryophyllus L. · Carnation
J.F.Sarneel
Chrysanthemum L. · Chrysanthemum
LYRAFLOR HANDELSKWEKERIJ BV
Chrysanthemum L. · Chrysanthemum
Fides
Chrysanthemum L. · Chrysanthemum
Fides
Impatiens L. · Balsam
Simchock, Daniel|870 Broadway, Brentwood, NJ 11717
Lactuca sativa L. · Lettuce
Vilmorin SA (FR)
Pisum sativum L. · Pea
Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa Spolka Akcyjna w upadlosci likwidacyjnej
Triticum aestivum L. · Bread wheat
LS Plant Breeding
Zea mays L. subsp. mays (Maize Group) · Maize
Syngenta Crop Protection AG, CH
Gerbera L. · Gerbera
Schreurs, P.
Dianthus caryophyllus L. · Carnation
J.J.HILVERDA
Avena sativa L. · Oat
Semundo BV (NL)
Phlox paniculata L. · Garden phlox
Bartels, G.B.H.
Alstroemeria L. · Alstroemeria
Duyn, Cornelis van|NA Rijnsburg, Netherlands
Cynosurus cristatus L. · Crested dog's-tail
Chrysanthemum L. · Chrysanthemum
WALTER H. JESSEL, JR. & WILLIAM E. DUFFETT
Solanum lycopersicum L. · Tomato
Instytut Ogrodnictwa - Państwowy Instytut Badawczy