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The Patent Garden

Breeder

VAN DEN TOP HENDRIK JAN

15 US plant patents, granted between 2007 and 2019.

Still under patent — 14 cultivars

Soonest to come off patent first. You may not propagate these for sale until the date shown.

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.