Plant
Dieffenbachia
34 US plant patents name this plant. 27 have expired, so those cultivars are free to propagate and sell. The next of the 7 still protected comes off patent on December 13, 2031.
Still under patent — 7 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- DelilahPP23306Dieffenbachia plant named ‘Delilah’UNDER PATENTDecember 13, 2031
- REEVAPP29666Dieffenbachia plant named ‘REEVA’UNDER PATENTOctober 17, 2037
- COOL BEAUTYPP32372Dieffenbachia plant named ‘COOL BEAUTY’UNDER PATENTNovember 7, 2039
- MAROBA 3PP33432Dieffenbachia plant named ‘MAROBA 3’UNDER PATENTNovember 25, 2040
- A1PP34711Dieffenbachia seguine plant named ‘A1’UNDER PATENTMarch 7, 2042
- DIEMAWOPP36393Dieffenbachia plant named ‘DIEMAWO’UNDER PATENTFebruary 24, 2044
- DIFMUMRS23PP36702Dieffenbachia plant named ‘DIFMUMRS23’UNDER PATENTNovember 25, 2044
Already in the public domain — 27 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.
- ElyPP17488Dieffenbachia plant named ‘Ely’PUBLIC DOMAINOctober 16, 2025
- MaryPP17453Dieffenbachia plant named ‘Mary’PUBLIC DOMAINSeptember 28, 2025
- NicolettePP15078Dieffenbachia plant named ‘Nicolette’PUBLIC DOMAINFebruary 19, 2023
- SterlingPP14762Dieffenbachia plant named ‘Sterling’PUBLIC DOMAINNovember 26, 2022
- NicolePP14511Dieffenbachia plant named ‘Nicole’PUBLIC DOMAINSeptember 17, 2022
- HatsukoPP12776Dieffenbachia plant named ‘Hatsuko’PUBLIC DOMAINMarch 24, 2021
- Bryant CompactaPP12626Dieffenbachia plant named ‘Bryant Compacta’PUBLIC DOMAINApril 28, 2020
- CamouflagePP12275Dieffenbachia plant named ‘Camouflage’PUBLIC DOMAINJanuary 18, 2020
- Tropic BreezePP9782Dieffenbachia plant named `Tropic Breeze`PUBLIC DOMAINApril 17, 2015
- Tropic ForestPP9425Dieffenbachia plant named Tropic ForestPUBLIC DOMAINJanuary 19, 2015
- Tropic DawnPP9434Dieffenbachia plant named Tropic DawnPUBLIC DOMAINJanuary 19, 2015
- Tropic RainPP9545Dieffenbachia plant named Tropic RainPUBLIC DOMAINJanuary 19, 2015
- 61101PP9694Dieffenbachia named `61101`PUBLIC DOMAINNovember 17, 2014
- MarobaPP9220Dieffenbachia plant `Maroba` cultivarPUBLIC DOMAINJune 13, 2014
- PacoPP9112Dieffenbachia plant named PacoPUBLIC DOMAINApril 5, 2014
- 695-1PP9050Dieffenbachia named 695-1PUBLIC DOMAINNovember 15, 2013
- 68814PP9051Dieffenbachia named 68814PUBLIC DOMAINNovember 15, 2013
- Tropic MariannePP8832Dieffenbachia plant named Tropic MariannePUBLIC DOMAINAugust 18, 2013
- TikiPP7298Dieffenbachia plant named TikiPUBLIC DOMAINJune 13, 2009
- MorlemPP7579Dieffenbachia cv. MorlemPUBLIC DOMAINJune 1, 2009
- Golden SunsetPP7317Dieffenbachia plant named Golden SunsetPUBLIC DOMAINMay 18, 2009
- maculataPP6292Dieffenbachia maculata named Rebecca's JewelPUBLIC DOMAINSeptember 11, 2006
- Millie WhitePP6420Dieffenbachia named "Millie White"PUBLIC DOMAINApril 11, 2006
- MorlofPP5740Dieffenbachia cv. MorlofPUBLIC DOMAINMarch 14, 2004
- CamroPP5657Dieffenbachia cv. CamroPUBLIC DOMAINJuly 25, 2003
- Dieffenbachia plantPP4504PUBLIC DOMAINAugust 31, 1998
- UleryiiPP4045Dieffenbachia named UleryiiPUBLIC DOMAINApril 26, 1994
Botanically this is Dieffenbachia. 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.