US Plant Patent PP21832
Cinderella
Helleborus plant named ‘Cinderella’
UNDER PATENT
Still under patent. Protection ends January 6, 2030.
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
- PP21832
- Filed
- January 6, 2010
- Granted
- March 29, 2011
- Expires
- January 6, 2030
- Assignee
- GOOTJES-ALLPLANT B V
- Inventor
- MEIJER HENK
Abstract
A new and distinct cultivar of Helleborus plant named ‘Cinderella’, characterized by its upright to outwardly arching plant habit; freely flowering habit; semi-double flowers that are greenish white in color with greyed purple-colored spots; 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 ‘Cinderella’ as illustrated and described.
Read the full patent: US Plant Patent PP21832 in full — the complete specification, every figure, and the file history.