Plant
Philadelphus
14 US plant patents name this plant. 1 has expired, so that cultivar is free to propagate and sell. The next of the 13 still protected comes off patent on December 26, 2026.
Still under patent — 13 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- STARBRIGHTPP18651Philadelphus plant named ‘STARBRIGHT’UNDER PATENTDecember 26, 2026
- Dainty LadyPP24536Philadelphus plant named ‘Dainty Lady’UNDER PATENTDecember 20, 2032
- RomanizamPP25303Philadelphus plant named ‘Romanizam’UNDER PATENTApril 23, 2033
- IcezamPP25565Philadelphus plant named ‘Icezam’UNDER PATENTMay 19, 2033
- IncsnozamPP26180Philadelphus plant named ‘Incsnozam’UNDER PATENTJuly 17, 2033
- SMNPVGPP31865Philadelphus plant named ‘SMNPVG’UNDER PATENTFebruary 14, 2039
- SMNPBDPP32395Philadelphus plant named ‘SMNPBD’UNDER PATENTNovember 5, 2039
- G15097PP32770Philadelphus plant named ‘G15097’UNDER PATENTJune 24, 2040
- SMNPVBPP34296Philadelphus plant named ‘SMNPVB’UNDER PATENTOctober 3, 2041
- P1PP35605Philadelphus plant named ‘P1’UNDER PATENTMarch 7, 2043
- W1PP35635Philadelphus plant named ‘W1’UNDER PATENTMarch 7, 2043
- ORSTPHILx1PP35914Philadelphus plant named ‘ORSTPHILx1’UNDER PATENTJune 26, 2043
- SMNPSDWPP35784Philadelphus plant named ‘SMNPSDW’UNDER PATENTAugust 30, 2043
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.
- Snowwhite FantasyPP13774Philadelphus plant named ‘Snowwhite Fantasy’PUBLIC DOMAINMay 31, 2022
Botanically this is Philadelphus. 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.