US Plant Patent PP23820
HLR 190
Helleborus plant named ‘HLR 190’
UNDER PATENT
Still under patent. Protection ends February 6, 2032.
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
- PP23820
- Filed
- February 6, 2012
- Granted
- August 6, 2013
- Expires
- February 6, 2032
- Assignee
- HEUGER JOSEF
- Inventor
- HEUGER JOSEF
Abstract
A new and distinct cultivar of Helleborus plant named ‘HLR 190’, characterized by its upright and mounded plant habit; uniform flowering habit; dark green-colored leaves; long flowering period; semi-double red purple to greyed purple-colored flowers; and good garden performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Helleborus plant named ‘HLR 190’ as illustrated and described.
Read the full patent: US Plant Patent PP23820 in full — the complete specification, every figure, and the file history.