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The Patent Garden

Plant

Chryanthemum

1 US plant patent names this plant. 0 have expired, so those cultivars are free to propagate and sell. The next of the 1 still protected comes off patent on December 18, 2026.

Still under patent — 1 cultivar

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

A patent expiring frees the plant, and its cultivar name with it — cultivar names cannot be trademarked. Any brand name it is sold under is a separate thing and may still be owned.