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The Patent Garden

Breeder

PIETERS DIRK

43 US plant patents, granted between 1998 and 2017.

Filed under the PIETERS name. Related entities are listed separately on the PIETERS search, because a company and a person are not the same filer even when the name matches.

Still under patent — 42 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.