US Plant Patent PP21062
HGP01
Helleborus plant named ‘HGP01’
UNDER PATENT
Still under patent. Protection ends January 16, 2029.
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
- PP21062
- Filed
- January 16, 2009
- Granted
- June 8, 2010
- Expires
- January 16, 2029
- Assignee
- AMAZING BREEDERS COMPANY B V
- Inventor
- HARVEY ROGER
Abstract
A new and distinct cultivar of Helleborus plant named ‘HGP01’, characterized by its compact, upright and mounded plant habit; strong and vigorous growth habit; leaflets with distinctive venation and red-colored petioles; freely flowering habit; single white-colored flowers; and good garden performance
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Helleborus plant named ‘HGP01’ as illustrated and described.
Read the full patent: US Plant Patent PP21062 in full — the complete specification, every figure, and the file history.