Genus
Pyrus
71 US plant patents have been granted in this genus. 44 are already in the public domain — anyone may propagate and sell them. The next of the 27 still protected comes off patent on August 22, 2027.
Still under patent — 27 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- ToddPP19849Pear tree named ‘Todd’UNDER PATENTAugust 22, 2027
- RoksolanaPP21534Pear tree named ‘Roksolana’UNDER PATENTOctober 7, 2028
- PremP33PP24699Pear tree named ‘PremP33’UNDER PATENTAugust 4, 2031
- PremP109PP24408Pear tree named ‘PremP109’UNDER PATENTApril 19, 2032
- CELINAPP25291Pear tree named ‘CELINA’UNDER PATENTMarch 21, 2033
- CepunaPP24963Pear tree named ‘Cepuna’UNDER PATENTMarch 28, 2033
- ANP-0118PP25741Pear tree named ‘ANP-0118’UNDER PATENTJanuary 23, 2034
- ANP-0131PP25742Pear tree named ‘ANP-0131’UNDER PATENTJanuary 29, 2034
- NCPX1PP26539Interspecific hybrid flowering pear ‘NCPX1’UNDER PATENTAugust 26, 2034
- PE3UNIBOPP26989Pear tree named ‘PE3UNIBO’UNDER PATENTDecember 26, 2034
- PE4UNIBOPP27027Pear tree named ‘PE4UNIBO’UNDER PATENTDecember 27, 2034
- PE1UNIBOPP27029Pear tree named ‘PE1UNIBO’UNDER PATENTDecember 30, 2034
- PremP003PP28853Pear tree named ‘PremP003’UNDER PATENTDecember 31, 2034
- PremP027PP28874Pear tree named ‘PremP027’UNDER PATENTDecember 31, 2034
- PE2UNIBOPP27028Pear tree named ‘PE2UNIBO’UNDER PATENTJanuary 1, 2035
- CH201PP27772Pear tree named ‘CH201’UNDER PATENTApril 18, 2035
- HW624PP28336Pear tree named ‘HW624’UNDER PATENTJanuary 8, 2036
- Peggy PearPP29880Asian pear tree named ‘Peggy Pear’UNDER PATENTFebruary 21, 2036
- PremP52PP28335Pear tree named ‘PremP52’UNDER PATENTMarch 18, 2036
- PremP009PP30552Pear tree named ‘PremP009’UNDER PATENTJuly 7, 2036
- NC4PP30446Pear tree named ‘NC4’UNDER PATENTJuly 5, 2037
- Olsen BoscPP31444Pear tree named ‘Olsen Bosc’UNDER PATENTJanuary 22, 2039
- MN121PP35551Pear tree named ‘MN121’UNDER PATENTFebruary 8, 2042
- ViruTherm-2PP34813Pear tree rootstock named ‘ViruTherm-2’UNDER PATENTMarch 11, 2042
- ViruTherm-1PP34913Pear tree rootstock named ‘ViruTherm-1’UNDER PATENTMarch 11, 2042
- PremP099PP34978Pear tree named ‘PremP099’UNDER PATENTAugust 26, 2042
- RosebutterPP36342Pear tree named ‘Rosebutter’UNDER PATENTDecember 26, 2043
Already in the public domain — 44 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.
- Lowry RedPP19552Pear tree named ‘Lowry Red’PUBLIC DOMAINSeptember 2, 2026
- Asio 6PP18876Asian pear tree named ‘Asio 6’PUBLIC DOMAINAugust 31, 2026
- Asio 5PP18976Asian pear tree named ‘Asio 5’PUBLIC DOMAINAugust 11, 2026
- Carolina GoldPP18515Pear tree, ‘Carolina Gold’PUBLIC DOMAINMarch 21, 2026
- Asian pear tree, 85.10-23PP17706Asian pear tree, 85.10-23PUBLIC DOMAINSeptember 20, 2025
- H2-169PP16759Pear tree named ‘H2-169’PUBLIC DOMAINMarch 1, 2025
- Prem2PPP17387Pear tree named ‘Prem2P’PUBLIC DOMAINJuly 27, 2024
- Prem1PPP17624Pear tree named ‘Prem1P’PUBLIC DOMAINJuly 27, 2024
- Flowering pear treePP15299PUBLIC DOMAINJune 17, 2023
- HW610PP17843Pear tree named ‘HW610’PUBLIC DOMAINJanuary 21, 2023
- P448-2PP14034Pear tree named ‘P448-2’PUBLIC DOMAINDecember 21, 2021
- AkizukiPP12373Japanese pear tree named ‘Akizuki’PUBLIC DOMAINMarch 16, 2020
- BanjoPP12631Pear tree named ‘Banjo’PUBLIC DOMAINFebruary 8, 2020
- Osa GoldPP11656Japanese pear tree named `Osa Gold`PUBLIC DOMAINJuly 13, 2018
- Kotobuki ShinsuiPP11545Japanese pear tree named `Kotobuki Shinsui`PUBLIC DOMAINMarch 5, 2018
- BiehnPP10325Pear tree named `Biehn`PUBLIC DOMAINFebruary 3, 2017
- Asio 4PP9822Asian pear tree named `Asio 4`PUBLIC DOMAINOctober 8, 2015
- Asio 2PP9827Asian pear tree named `Asio 2`PUBLIC DOMAINSeptember 19, 2015
- asio 3PP9828Asian pear tree named "asio 3"PUBLIC DOMAINSeptember 19, 2015
- Asio 1PP9835Asian pear tree named `Asio 1`PUBLIC DOMAINSeptember 19, 2015
- HougetsuPP9179Japanese pear tree `Hougetsu`PUBLIC DOMAINMarch 16, 2014
- Pear tree--Concorde varietyPP9192PUBLIC DOMAINJanuary 10, 2014
- YasatoPP8115Japanese pear tree "Yasato"PUBLIC DOMAINMarch 12, 2011
- ValzamPP8050Ornamental pear tree named ValzamPUBLIC DOMAINDecember 20, 2010
- ChikusuiPP7758Japanese pear tree "Chikusui"PUBLIC DOMAINMarch 15, 2010
- SouthworthPP7033Pyrus betulaefolia `Southworth`PUBLIC DOMAINOctober 3, 2008
- Red WinterPP6897Pear tree -- Red WinterPUBLIC DOMAINJanuary 15, 2008
- Japanese pear treePP6726PUBLIC DOMAINMarch 13, 2007
- ElliotPP6452Pear tree--`Elliot`PUBLIC DOMAINMarch 2, 2007
- Daisui LiPP6075Asian pear tree named Daisui LiPUBLIC DOMAINDecember 27, 2005
- Shin LiPP6076Asian pear tree named "Shin Li"PUBLIC DOMAINDecember 27, 2005
- San JoaquinPP5570Pear tree "San Joaquin"PUBLIC DOMAINFebruary 24, 2004
- Pear treePP5412PUBLIC DOMAINSeptember 20, 2003
- Pear treePP5468PUBLIC DOMAINSeptember 20, 2003
- Pear treePP5573PUBLIC DOMAINSeptember 20, 2003
- Autumn RedPP5220Pear tree ("Autumn Red")PUBLIC DOMAINNovember 8, 2002
- Golden Russet BoscPP5243Pear tree `Golden Russet Bosc`PUBLIC DOMAINMay 28, 2002
- Pear treePP4616PUBLIC DOMAINApril 20, 1999
- Autumn BlazePP4591Pear treePUBLIC DOMAINAugust 4, 1998
- Pear treePP4530PUBLIC DOMAINApril 24, 1998
- Pear treePP4315PUBLIC DOMAINJanuary 16, 1998
- Pear treePP4263PUBLIC DOMAINJuly 19, 1997
- Pear TreePP4169PUBLIC DOMAINDecember 27, 1994
- Pear treePP4148PUBLIC DOMAINNovember 15, 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.