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US Plant Patent PP7509

Korbolak

Rose plant Korbolak

PUBLIC DOMAIN

Patent expired February 6, 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
PP7509
Filed
February 6, 1990
Granted
April 30, 1991
Expires
February 6, 2010

Abstract

A hybrid tea rose variety having high yield (200-220 stems/m 2 ), exceptionally long vase life (ten days or more), long stems (average 70-80 cm), disease resistant foliage, and very long bud and large flower size.

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 rose plant of the hybrid tea class, substantially as herein shown and described, characterized particularly as to novelty by its exceptionally high yield of long stemmed roses, its large flower size, its very long vase life, and its healthy disease resistant foliage.

Read the full patent: US Plant Patent PP7509 in full — the complete specification, every figure, and the file history.