Plant
Zoysia
12 US plant patents name this plant. 6 have expired, so those cultivars are free to propagate and sell. The next of the 6 still protected comes off patent on August 13, 2029.
Still under patent — 6 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- MAC03PP21789Zoysia macrantha plant named ‘MAC03’UNDER PATENTAugust 13, 2029
- BP7PP25059Zoysia matrella plant named ‘BP7’UNDER PATENTJune 12, 2033
- DR2011PP25824Zoysia japonica plant named ‘DR2011’UNDER PATENTMarch 14, 2034
- LSA01PP29284Zoysia plant named ‘LSA01’UNDER PATENTDecember 13, 2036
- FoxPP30304Zoysia matrella plant named ‘Fox’UNDER PATENTSeptember 8, 2037
- NARUO1920PP37028Zoysia grass plant named ‘NARUO1920’UNDER PATENTJuly 8, 2044
Already in the public domain — 6 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.
- PalisadesPP11515Zoysia grass plant named `Palisades`PUBLIC DOMAINMay 13, 2018
- SS-500PP11466Zoysia grass plant named `SS-500`PUBLIC DOMAINFebruary 26, 2018
- SS-300PP11495Zoysia grass plant named `SS-300`PUBLIC DOMAINFebruary 24, 2018
- Z-3PP8553Zoysia grass plant `Z-3`PUBLIC DOMAINAugust 1, 2011
- P-1PP6529Zoysia grass plant cv `P-1`PUBLIC DOMAINMarch 18, 2007
- ZT-26PP6345Zoysia grass plantPUBLIC DOMAINOctober 31, 2006
Botanically this is Zoysia. 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.