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The Patent Garden

US Plant Patent PP7433

Warrenred

Maple tree named `Warrenred`

PUBLIC DOMAIN

Patent expired January 5, 2010. 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
PP7433
Filed
January 5, 1990
Granted
January 29, 1991
Expires
January 5, 2010

Abstract

A novel Acer truncatum tree characterized by its rapid rate of growth, its straight trunk, branches of one year trees which are extremely symmetrical and a brilliant red to greyed purple autumn color.

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

I claim: 1. A new and distinct variety of Acer truncatum tree, substantially as herein shown and described, characterized particularly as to novelty by its rapid rate of growth, its very straight trunk, and branches of one year trees which are extremely symmetrical; and a brilliant red to greyed purple fall color.

Read the full patent: US Plant Patent PP7433 in full — the complete specification, every figure, and the file history.