Genus
Buxus
38 US plant patents have been granted in this genus. 8 are already in the public domain — anyone may propagate and sell them. The next of the 30 still protected comes off patent on September 18, 2027.
Still under patent — 30 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Thomas JeffersonPP23869Boxwood plant named ‘Thomas Jefferson’UNDER PATENTSeptember 18, 2027
- ConrowePP19924Boxwood plant named ‘Conrowe’UNDER PATENTNovember 19, 2027
- GregemPP21159Buxus plant named ‘Gregem’UNDER PATENTApril 17, 2029
- FurorePP21319Buxus plant named ‘Furore’UNDER PATENTMay 20, 2029
- RobbuxuptPP21390Buxus plant named ‘Robbuxupt’UNDER PATENTAugust 5, 2029
- EselesPP22328Buxus plant named ‘Eseles’UNDER PATENTSeptember 14, 2030
- Sky WalkerPP22977Buxus plant named ‘Sky Walker’UNDER PATENTApril 27, 2031
- HighlanderPP22978Boxwood plant named ‘Highlander’UNDER PATENTJune 24, 2031
- RLH-BIPP24443Buxus plant named ‘RLH-BI’UNDER PATENTSeptember 27, 2032
- Little MissyPP24703Boxwood plant named ‘Little Missy’UNDER PATENTDecember 1, 2032
- BulthousePP25896Buxus plant named ‘Bulthouse’UNDER PATENTFebruary 6, 2034
- GrejadePP26656Buxus plant named ‘Grejade’UNDER PATENTDecember 2, 2034
- MonAlexPP27647Buxus plant named ‘MonAlex’UNDER PATENTJuly 13, 2035
- SB 108PP28888Buxus plant named ‘SB 108’UNDER PATENTJune 21, 2036
- Prostrate 3PP29574Buxus plant named ‘Prostrate 3’UNDER PATENTMay 1, 2037
- BHGC01PP30890Buxus plant named ‘BHGC01’UNDER PATENTJune 15, 2038
- HER2010B04PP32273Buxus plant named ‘HER2010B04’UNDER PATENTOctober 31, 2039
- HER2009B01PP32274Buxus plant named ‘HER2009B01’UNDER PATENTOctober 31, 2039
- HER2009B03PP32275Buxus plant named ‘HER2009B03’UNDER PATENTOctober 31, 2039
- HER2010B02PP32309Buxus plant named ‘HER2010B02’UNDER PATENTOctober 31, 2039
- SB 300PP32421Buxus plant named ‘SB 300’UNDER PATENTDecember 12, 2039
- BSPSNPP35298Boxwood plant named ‘BSPSN’UNDER PATENTJuly 15, 2042
- Clair OliverPP35864Boxwood plant named ‘Clair Oliver’UNDER PATENTMay 12, 2043
- JN Select IPP35750Buxus plant named ‘JN Select I’UNDER PATENTAugust 18, 2043
- HER2008114PP36067Buxus plant named ‘HER2008114’UNDER PATENTDecember 5, 2043
- NSBBLPP36302Buxus plant named ‘NSBBL’UNDER PATENTDecember 15, 2043
- LP 03PP36215Buxus plant named ‘LP 03’UNDER PATENTDecember 29, 2043
- TM108PP36668Boxwood plant named ‘TM108’UNDER PATENTJune 20, 2044
- WINTER ROCKETPP36691Buxus plant named ‘WINTER ROCKET’UNDER PATENTJuly 2, 2044
- WINTER JADEPP36434Buxus plant named ‘WINTER JADE’UNDER PATENTAugust 20, 2044
Already in the public domain — 8 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.
- Arctic EmeraldPP18289Boxwood cultivar named ‘Arctic Emerald’PUBLIC DOMAINJuly 15, 2025
- PolarPP17085Boxwood plant named ‘Polar’PUBLIC DOMAINApril 25, 2025
- Hiram SaundersPP17360Buxus sempervirens ‘Hiram Saunders’PUBLIC DOMAINApril 7, 2025
- KaterbergPP15998Buxus plant named ‘Katerberg’PUBLIC DOMAINAugust 7, 2024
- PeergoldPP16052Buxus plant named ‘Peergold’PUBLIC DOMAINJuly 12, 2024
- Wee WilliePP17007Boxwood plant named ‘Wee Willie’PUBLIC DOMAINMay 20, 2024
- MonruePP15243Buxus plant named ‘Monrue’PUBLIC DOMAINDecember 1, 2023
- Green IcePP10773Boxwood plant named `Green Ice`PUBLIC DOMAINNovember 3, 2017
A patent expiring frees the plant, and its cultivar name comes with it — cultivar names cannot be trademarked, so they are always free to use. What it does not free is any brand name the plant is marketed under. Those are trademarks and renew indefinitely.