Genus
Ornithogalum
15 US plant patents have been granted in this genus. 10 are already in the public domain — anyone may propagate and sell them. The next of the 5 still protected comes off patent on December 1, 2028.
Still under patent — 5 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- BethlehemPP21427Ornithogalum plant named ‘Bethlehem’UNDER PATENTDecember 1, 2028
- DamascusPP21448Ornithogalum plant named ‘Damascus’UNDER PATENTDecember 1, 2028
- MFYELLSTARPP28432Ornithogalum plant named ‘MFYELLSTAR’UNDER PATENTAugust 25, 2035
- MFPRINSTARPP28496Ornithogalum plant named ‘MFPRINSTAR’UNDER PATENTAugust 25, 2035
- BCOR-12.001PP28497Ornithogalum plant named ‘BCOR-12.001’UNDER PATENTMarch 1, 2036
Already in the public domain — 10 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.
- Namib GoldPP16423Ornithogalum plant named ‘Namib Gold’PUBLIC DOMAINApril 6, 2025
- Chesapeake SnowflakePP13200Ornithogalum plant named ‘Chesapeake Snowflake’PUBLIC DOMAINJuly 24, 2021
- Chesapeake StarlightPP12850Ornithogalum plant named ‘Chesapeake Starlight’PUBLIC DOMAINMarch 6, 2021
- Chesapeake SunsetPP13154Ornithogalum plant named ‘Chesapeake Sunset’PUBLIC DOMAINJanuary 22, 2021
- Chesapeake SunburstPP13298Ornithogalum plant named ‘Chesapeake Sunburst’PUBLIC DOMAINJanuary 22, 2021
- Chesapeake BlazePP13314Ornithogalum plant named ‘Chesapeake Blaze’PUBLIC DOMAINJanuary 22, 2021
- Namib SunrisePP12085Ornithogalum dubium plant named ‘Namib Sunrise’PUBLIC DOMAINJune 21, 2019
- Namib SunPP12184Ornithogalum dubium plant named ‘Namib Sun’PUBLIC DOMAINJune 21, 2019
- TipperPP11985Ornithogalum plant named ‘Tipper’PUBLIC DOMAINSeptember 30, 2018
- OranjezichtPP12226Ornithogalum plant named ‘Oranjezicht’PUBLIC DOMAINSeptember 30, 2018
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.