Nursery or breeding house
SILZE GMBH & COMPANY KG
6 US plant patents, granted between 2007 and 2008.
Filed under the SILZE name. Related entities are listed separately on the SILZE search, because a company and a person are not the same filer even when the name matches.
Still under patent — 3 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- BallurtangPP18858Geranium plant named ‘Ballurtang’UNDER PATENTFebruary 3, 2027
- Sil QuirinPP19155Geranium plant named ‘Sil Quirin’UNDER PATENTOctober 16, 2027
- Sil LinusPP19156Geranium plant named ‘Sil Linus’UNDER PATENTOctober 16, 2027
Already in the public domain — 3 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.
- BalfanwitePP17693Geranium plant named ‘Balfanwite’PUBLIC DOMAINNovember 10, 2025
- BalshorozlePP17835Geranium plant named ‘Balshorozle’PUBLIC DOMAINNovember 10, 2025
- SIL RUBENPP17462Geranium plant named ‘SIL RUBEN’PUBLIC DOMAINMay 20, 2025