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US Plant Patent PP17984

Hokuto NT-100

Mushroom named ‘Hokuto NT-100’

PUBLIC DOMAIN

Patent expired February 13, 2025. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on December 6, 2024. This patent earned 69 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP17984, the photograph of Hokuto NT-100 printed in the patent.
Figure 1 from US Plant Patent PP17984, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP17984
Filed
December 6, 2004
Granted
September 4, 2007
Expires
February 13, 2025
Assignee
HOKUTO CORP
Inventor
NAGANUMA HITOMI; TOMINAGA ERIKO

Abstract

A new and distinct variety of mushroom, named Hokuto NT-100, is described, which mushroom has the following characteristics: large cap, thick meat, nice consistency, nice taste, uniform growth when cultivated in a facility, and suitable for bottle cultivation. The variety of mushroom named Hokuto NT-100 was developed from mushrooms related to Hokuto MY-95 and Hokuto MY-75, which are registered varieties of a Japanese corporation and a wild variety found in Aomori Prefecture of Japan.

Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.

1. A new and distinct variety of mushroom, substantially as described and illustrated herein.

Read the full patent: US Plant Patent PP17984 in full — the complete specification, every figure, and the file history.