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The Patent Garden

US Plant Patent PP4336

Ba 62-55-M

Kentucky bluegrass

PUBLIC DOMAIN

Patent expired December 27, 1997. 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
PP4336
Filed
December 27, 1977
Granted
November 28, 1978
Expires
December 27, 1997
Inventor
MAYER EUGENE W; FUCHIGAMI TORAO T

Abstract

A variety of Kentucky bluegrass having a good level of disease resistance and in particular to the leaf spot diseases. The variety provides a desirable dark blue green color throughout the growing season, a color which is accented during cool periods of the year as found in spring and fall months. The variety produces a thick dense turf and persists throughout the growing season under a wide range of environmental conditions.

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

What is claimed and desired to be secured by Letters Patent is: 1. A variety of bluegrass plant, substantially as shown and described, characterized particularly by a high level of resistance to disease and especially leaf spot disease, a desirable dark blue-green color throughout the growing season but particularly during cool periods of the year, a thick dense turf and persistance under a wide variety of environmental conditions.

Read the full patent: US Plant Patent PP4336 in full — the complete specification, every figure, and the file history.