US Plant Patent PP29349
MONOBYRN1
Helleborus plant named ‘MONOBYRN1’
UNDER PATENT
Still under patent. Protection ends July 8, 2036.
Twenty years from the filing date would end on June 22, 2036. This patent earned 16 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP29349
- Filed
- June 22, 2016
- Granted
- May 29, 2018
- Expires
- July 8, 2036
- Assignee
- MONROVIA NURSERY CO, WELLS RICHARD
- Inventor
- WELLS RICHARD
Abstract
A new and distinct Helleborus cultivar named ‘MONOBYRN1’ is disclosed, characterized by distinctive purple and white sepals and a large quantity of distinctive greyed-purple nectaries. The new cultivar is a Helleborus , suitable for ornamental garden purposes.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of Helleborus plant named ‘MONOBYRN1’ as herein illustrated and described.
Read the full patent: US Plant Patent PP29349 in full — the complete specification, every figure, and the file history.