Genus
Pistacia
28 US plant patents have been granted in this genus. 11 are already in the public domain — anyone may propagate and sell them. The next of the 17 still protected comes off patent on December 4, 2033.
Still under patent — 17 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Wonderful Pistachio Rootstock #2PP26915Pistachio rootstock tree named ‘Wonderful Pistachio Rootstock #2’UNDER PATENTDecember 4, 2033
- Wonderful Pistachio Rootstock #1PP26916Pistachio rootstock tree named ‘Wonderful Pistachio Rootstock #1’UNDER PATENTDecember 4, 2033
- P.N.B.1PP27079Pistacia rootstock named ‘P.N.B.1’UNDER PATENTNovember 21, 2034
- Wonderful Pistachio Rootstock #3PP27318Pistachio rootstock tree named ‘Wonderful Pistachio Rootstock #3’UNDER PATENTMarch 2, 2035
- Pistachio rootstock tree named Wonderful Pistachio Rootstock #4PP27319UNDER PATENTMarch 2, 2035
- Wonderful Pistachio Rootstock #5PP27436Pistachio rootstock tree named ‘Wonderful Pistachio Rootstock #5’UNDER PATENTMarch 6, 2035
- UCB1-D71PP29121Pistachio rootstock named ‘UCB1-D71’UNDER PATENTJanuary 21, 2036
- UCB1-D90PP29123Pistachio rootstock named ‘UCB1-D90’UNDER PATENTJanuary 21, 2036
- UCB1-D110PP29122Pistachio rootstock named ‘UCB1-D110’UNDER PATENTJanuary 25, 2036
- UCB1-D154PP29124Pistachio rootstock named ‘UCB1-D154’UNDER PATENTJanuary 25, 2036
- TejonPP28931Male pistachio tree named ‘Tejon’UNDER PATENTApril 4, 2036
- GumdropPP28953Female pistachio tree named ‘Gumdrop’UNDER PATENTApril 4, 2036
- FamosoPP28994Male pistachio tree named ‘Famoso’UNDER PATENTApril 4, 2036
- UCB1-D15PP30877Pistachio rootstock named ‘UCB1-D15’UNDER PATENTDecember 20, 2038
- UCB1-D11PP30913Pistachio rootstock named ‘UCB1-D11’UNDER PATENTDecember 20, 2038
- UCB1-D14PP33634Pistachio rootstock named ‘UCB1-D14’UNDER PATENTDecember 9, 2040
- UC WestsidePP35677Male pistachio tree named ‘UC Westside’UNDER PATENTFebruary 3, 2043
Already in the public domain — 11 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.
- RandyPP18262Male Pistachio tree named ‘Randy’PUBLIC DOMAINOctober 17, 2025
- PETE IPP17836Pistachio plant called ‘PETE I’PUBLIC DOMAINAugust 8, 2025
- Lost HillsPP17701Female pistachio tree named ‘Lost Hills’PUBLIC DOMAINJune 22, 2025
- Golden HillsPP17158Female Pistachio tree named ‘Golden Hills’PUBLIC DOMAINMarch 21, 2025
- P.N. 20-18PP16715Pistachio rootstock tree named ‘P.N. 20-18’PUBLIC DOMAINJuly 13, 2024
- P.N. 1-15PP14706Pistachio rootstock named ‘P.N. 1-15’PUBLIC DOMAINAugust 30, 2022
- PN 15-4PP14132Pistachio rootstock named ‘PN 15-4’PUBLIC DOMAINDecember 28, 2021
- Pistachio treePP5837PUBLIC DOMAINJanuary 29, 2005
- Pistachio treePP4953PUBLIC DOMAINJuly 27, 2001
- Pistachio treePP4994PUBLIC DOMAINJuly 27, 2001
- Pistachio treePP4118PUBLIC DOMAINOctober 4, 1994
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.