US Plant Patent PP27969
EPB 20
Helleborus plant named ‘EPB 20’
UNDER PATENT
Still under patent. Protection ends September 21, 2035.
Twenty years from the filing date would end on September 15, 2035. This patent earned 6 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27969
- Filed
- September 15, 2015
- Granted
- May 2, 2017
- Expires
- September 21, 2035
- Assignee
- DAVEY RODNEY, WINDSOR LYNDA
- Inventor
- DAVEY RODNEY; WINDSOR LYNDA
Abstract
A new and distinct cultivar of Helleborus plant named ‘EPB 20’, characterized by its upright and mounding plant habit; uniform, continuous and freely flowering habit; relatively large greenish white-colored flowers that are held above the foliar plane on relatively long peduncles; 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 ‘EPB 20’ as illustrated and described.
Read the full patent: US Plant Patent PP27969 in full — the complete specification, every figure, and the file history.