Nursery or breeding house
KOLSTER BEHEER B V
17 US plant patents, granted between 2008 and 2011.
On the name: these patents were filed under 2 spellings, counted together here — KOLSTER BEHEER B V (16), KOLSTER BEHEER BV (1).
Filed under the KOLSTER name. Related entities are listed separately on the KOLSTER search, because a company and a person are not the same filer even when the name matches.
Still under patent — 16 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- KolmagiraPP20384Weigela plant named ‘Kolmagira’UNDER PATENTJuly 25, 2028
- Magical EmeraldPP20464Hydrangea plant named ‘Magical Emerald’UNDER PATENTAugust 4, 2028
- Magical OpalPP20483Hydrangea plant named ‘Magical Opal’UNDER PATENTAugust 4, 2028
- Magical PearlPP20614Hydrangea plant named ‘Magical Pearl’UNDER PATENTAugust 11, 2028
- KolmawhiPP20631Hypericum plant named ‘Kolmawhi’UNDER PATENTAugust 11, 2028
- DitomdrePP20907Phlox plant named ‘Ditomdre’UNDER PATENTNovember 28, 2028
- KolmgalaPP20912Symphoricarpos plant named ‘Kolmgala’UNDER PATENTDecember 2, 2028
- KolmcanPP20931Symphoricarpos plant named ‘Kolmcan’UNDER PATENTDecember 2, 2028
- KolmaswetPP20932Symphoricarpos plant named ‘Kolmaswet’UNDER PATENTDecember 2, 2028
- KolmaspriPP20964Deutzia plant named ‘Kolmaspri’UNDER PATENTDecember 2, 2028
- DitomfraPP21171Phlox plant named ‘Ditomfra’UNDER PATENTJanuary 7, 2029
- DitomfavPP21369Phlox plant named ‘Ditomfav’UNDER PATENTJanuary 20, 2029
- KolmarestPP21313Hypericum plant named ‘Kolmarest’UNDER PATENTMarch 20, 2029
- HokomacPP22259Hydrangea plant named ‘Hokomac’UNDER PATENTMay 23, 2030
- HokomarevoPP22260Hydrangea plant named ‘Hokomarevo’UNDER PATENTMay 23, 2030
- HokomathystPP22261Hydrangea plant named ‘Hokomathyst’UNDER PATENTMay 30, 2030
Already in the public domain — 1 cultivar
Most recently freed first. Anyone may propagate and sell this plant — though the name it is sold under may still be a live trademark.
- KolmagimoPP18438Hydrangea plant named ‘Kolmagimo’PUBLIC DOMAINAugust 5, 2026