US Plant Patent PP8529
Nijisseiki
Japanese pear tree Gold Nijisseiki
PUBLIC DOMAIN
Patent expired November 16, 2012. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.
The record
- Patent number
- PP8529
- Filed
- November 16, 1992
- Granted
- January 4, 1994
- Expires
- November 16, 2012
- Assignee
- NAT INST AGROBIO RES
- Inventor
- NISHIDA TERUO; FUJITA HARUHIKO; IKEDA FUKIO; SANADA TETSURO; KOTOBUKI KAZUO
Abstract
The new and distinct cultivar relates to a Japanese pear tree that has a strong resistance to black spot disease and substantially has the same excellent qualities of "Nijisseiki" as a Japanese pear cultivar. This pear tree bears a yellowish green fruit, is moderately sweet and acidic, and has a good taste that is suitable for desserts.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct cultivar of Japanese pear tree bearing a yellowish green fruit, substantially as herein illustrated and described, characterized by its vigorous, medium growth and its ability to produce a medium size fruit having soft, yellowish white flesh that flowers about 2 days earlier than "Nijisseiki", and has a significantly strong resistance to black spot disease compared to "Nijisseiki"; the fruit is further characterized by its good taste which is moderately sweet and acidic, and its keeping quality.
Read the full patent: US Plant Patent PP8529 in full — the complete specification, every figure, and the file history.