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The Patent Garden

US Plant Patent PP6470

Koh-Sai

Rose plant named Koh-Sai

PUBLIC DOMAIN

Patent expired February 10, 2007. 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
PP6470
Filed
February 10, 1987
Granted
December 20, 1988
Expires
February 10, 2007
Inventor
SUZUKI SEIZO

Abstract

A new and distinct variety of Hybrid Tea rose plant is provided which continuously forms distinctive elegant fully double long-lasting blossoms which are brilliant scarlet red with a luminous yellow center. The foliage is very glossy and dark green in coloration. The new variety is very resistant to powdery mildew, and possesses an upright, vigorous and well-branched growth habit.

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 Hybrid Tea rose plant characterized by the following combination of characteristics: (a) when mature is upright, erect and well-branched, (b) exhibits a vigorous growth habit, (c) forms regular very glossy dark green foliage, (d) continuously forms attractive fully double long-lasting blossoms which are brilliant scarlet red with a luminous yellow center, and (e) is very resistant to powdery mildew; substantially as herein shown and described together with the parts thereof.

Read the full patent: US Plant Patent PP6470 in full — the complete specification, every figure, and the file history.