Genus
Syringa
39 US plant patents have been granted in this genus. 9 are already in the public domain — anyone may propagate and sell them. The next of the 30 still protected comes off patent on July 1, 2028.
Still under patent — 30 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- BailncePP20458Syringa plant named ‘Bailnce’UNDER PATENTJuly 1, 2028
- PendaPP20575Lilac plant named ‘Penda’UNDER PATENTOctober 1, 2028
- Pink PerfumePP24252Lilac plant named ‘Pink Perfume’UNDER PATENTJuly 11, 2032
- SMSXPMPP26548Lilac plant named ‘SMSXPM’UNDER PATENTFebruary 11, 2034
- SMSJBP7PP26549Lilac plant name ‘SMSJBP7’UNDER PATENTFebruary 12, 2034
- SMNSYPRZ1PP26927Lilac plant named ‘SMNSYPRZ1’UNDER PATENTJanuary 23, 2035
- JN Upright SelectPP28959Syringa plant named ‘JN Upright Select’UNDER PATENTOctober 24, 2036
- Pink Flower SelectPP29477Syringa plant named ‘Pink Flower Select’UNDER PATENTDecember 26, 2036
- BailbridgetPP30286Syringa plant named ‘Bailbridget’UNDER PATENTMay 15, 2037
- JefladyPP30331Syringa plant named ‘Jeflady’UNDER PATENTJune 1, 2037
- SMNSHBBLPP29801Syringa plant named ‘SMNSHBBL’UNDER PATENTNovember 20, 2037
- SMNJRPIPP29802Syringa plant named ‘SMNJRPI’UNDER PATENTNovember 20, 2037
- SMNJRPUPP29831Syringa plant named ‘SMNJRPU’UNDER PATENTNovember 20, 2037
- Annys200809PP31300Syringa plant named ‘Annys200809’UNDER PATENTMarch 28, 2038
- SMNSHSOPP31119Syringa plant named ‘SMNSHSO’UNDER PATENTNovember 15, 2038
- JDB123WHITEHOUSEPP31664Syringa plant named ‘JDB123WHITEHOUSE’UNDER PATENTDecember 27, 2038
- SMSDTLPP31830Syringa ‘SMSDTL’UNDER PATENTJune 19, 2039
- GARlisabzarPP31899Lilac plant named ‘GARlisabzar’UNDER PATENTJuly 30, 2039
- SCHolirofragPP32085Lilac plant named ‘SCHolirofrag’UNDER PATENTSeptember 18, 2039
- G13099PP32623Syringa plant named ‘G13099’UNDER PATENTDecember 31, 2039
- G13103PP32670Syringa plant named ‘G13103’UNDER PATENTDecember 31, 2039
- SMNSDTPPP32969Syringa plant named ‘SMNSDTP’UNDER PATENTMay 20, 2040
- JeftiniPP32724Syringa plant named ‘Jeftini’UNDER PATENTJuly 14, 2040
- ANNY2013-02PP33117Syringa plant named ‘ANNY2013-02’UNDER PATENTJuly 15, 2040
- ANNY2013-18PP32908Syringa plant named ‘ANNY2013-18’UNDER PATENTJuly 17, 2040
- SMNSPTPPP35123Syringa plant named ‘SMNSPTP’UNDER PATENTSeptember 26, 2042
- SMNSPHPP35934Syringa plant named ‘SMNSPH’UNDER PATENTAugust 30, 2043
- Anny200816PP36236Syringa plant named ‘Anny200816’UNDER PATENTFebruary 21, 2044
- SMNSPWFPP36694Syringa plant named ‘SMNSPWF’UNDER PATENTNovember 14, 2044
- G13110PP36787Syringa plant named ‘G13110’UNDER PATENTDecember 30, 2044
Already in the public domain — 9 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.
- BailinaPP16662Lilac plant named ‘Bailina’PUBLIC DOMAINJuly 21, 2025
- New Patriot Variegated-LilacPP17110Lilac plant named ‘New Patriot Variegated-Lilac’PUBLIC DOMAINJune 18, 2024
- BailmingPP16349Lilac plant named ‘Bailming’PUBLIC DOMAINMay 1, 2024
- Golden EclipsePP15990Lilac plant named ‘Golden Eclipse’PUBLIC DOMAINNovember 30, 2023
- BailsugarPP15588Lilac plant named ‘Bailsugar’PUBLIC DOMAINMarch 30, 2023
- BaildustPP15152Lilac plant named ‘Baildust’PUBLIC DOMAINMay 31, 2022
- BailbellePP12294Lilac plant named ‘Bailbelle’PUBLIC DOMAINDecember 8, 2019
- Syringa pekinensisPP8951PUBLIC DOMAINAugust 26, 2013
- MonorePP6877Syringa vulgaris cv MonorePUBLIC DOMAINNovember 25, 2007
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.