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The Patent Garden

US Plant Patent PP13966

Purple Pixie

Epimedium grandiflorum plant named ‘Purple Pixie’

PUBLIC DOMAIN

Patent expired June 4, 2021. 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.

Figure 1 of US plant patent PP13966, the photograph of Purple Pixie printed in the patent.
Figure 1 from US Plant Patent PP13966, 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
PP13966
Filed
June 4, 2001
Granted
July 8, 2003
Expires
June 4, 2021
Inventor
LIGHTY RICHARD W

Abstract

A new variety of Epimedium grandiflorum is provided that is well suited for growing as a distinctive ground cover. The new variety flowers in May and forms attractive deep purple blossoms with white spurs that commonly are borne above the foliage. The young foliage is violet-colored and the mature foliage is olive green with maroon margins. During observations to date the new variety has been found to be more amenable to expeditious asexual propagation by division than other commonly grown varieties of the species. The available choices in ornamental ground covers are expanded.

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 Epimedium grandiflorum plant that exhibits the following combination of characteristics: (a) forms attractive deep purple flowers with white spurs that commonly are borne above the foliage, (b) forms violet-colored young foliage and olive green mature foliage with maroon margins, and (c) is particularly well suited for growing as a distinctive ornamental ground cover; substantially as illustrated and described.

Read the full patent: US Plant Patent PP13966 in full — the complete specification, every figure, and the file history.