Nursery or breeding house
MIYOSHI & CO LTD
14 US plant patents, granted between 1996 and 2020.
On the name: these patents were filed under 3 spellings, counted together here — MIYOSHI & CO LTD (12), MIYOSHI & COMPANY LTD (1), MIYOSHI CO LTD (1).
Filed under the MIYOSHI name. Related entities are listed separately on the MIYOSHI search, because a company and a person are not the same filer even when the name matches.
Still under patent — 2 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
Already in the public domain — 12 cultivars
Most recently freed first. Anyone may propagate and sell these plants — though the name it is sold under may still be a live trademark.
- Cacao Choco Sanse 35PP17156Cosmos plant named ‘Cacao Choco Sanse 35’PUBLIC DOMAINJanuary 22, 2025
- Strawberry Choco Sanse 41PP16966Cosmos plant named ‘Strawberry Choco Sanse 41’PUBLIC DOMAINJanuary 6, 2025
- Blue Lake BlimPP17700Aster tataricus plant named ‘Blue Lake Blim’PUBLIC DOMAINMay 15, 2024
- Blue LakePP15775Aster tataricus plant named ‘Blue Lake’PUBLIC DOMAINAugust 2, 2023
- Sun Yellow Bon BonPP14411Bracteantha plant named ‘Sun Yellow Bon Bon’PUBLIC DOMAINApril 1, 2022
- Frau NobukoPP10371Hydrangea plant named `Frau Nobuko`PUBLIC DOMAINOctober 17, 2016
- Frau FujiyoPP10440Hydrangea plant named `Frau Fujiyo`PUBLIC DOMAINOctober 17, 2016
- Frau TaikoPP10372Hydrangea plant named `Frau Taiko`PUBLIC DOMAINOctober 16, 2016
- Frau KinuePP10439Hydrangea plant named `Frau Kinue`PUBLIC DOMAINOctober 16, 2016
- Frau KatsukoPP9499Hydrangea plant named `Frau Katsuko`PUBLIC DOMAINMarch 29, 2015
- Frau ReikoPP9500Hydrangea plant named `Frau Reiko`PUBLIC DOMAINMarch 29, 2015
- Frau MachikoPP9510Hydrangea plant named `Frau Machiko`PUBLIC DOMAINFebruary 7, 2015