Skip to content
The Patent Garden

US Plant Patent PP15639

HGC Silvermoon

Helleborus plant named ‘HGC Silvermoon’

PUBLIC DOMAIN

Patent expired June 28, 2024. 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 PP15639, the photograph of HGC Silvermoon printed in the patent.
Figure 1 from US Plant Patent PP15639, 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
PP15639
Filed
June 28, 2004
Granted
March 8, 2005
Expires
June 28, 2024
Inventor
HEUGER JOSEPH

Abstract

A new and distinct cultivar of Helleborus plant named ‘HGC Silvermoon’, characterized by its compact and mounded plant habit; dark green-colored leaves; and white to light green-colored flowers.

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

1. A new and distinct cultivar of Helleborus plant named ‘HGC Silvermoon’, as illustrated and described.

Read the full patent: US Plant Patent PP15639 in full — the complete specification, every figure, and the file history.