US Plant Patent PP28899
Red Pearls
Heuchera plant named ‘Red Pearls’
UNDER PATENT
Still under patent. Protection ends June 16, 2036.
Twenty years from the filing date would end on May 20, 2036. This patent earned 27 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28899
- Filed
- May 20, 2016
- Granted
- January 23, 2018
- Expires
- June 16, 2036
- Assignee
- DELABROYE THIERRY
- Inventor
- DELABROYE THIERRY
Abstract
A new cultivar of hybrid Heuchera named ‘Red Pearls’, characterized by its leaves that are silvery bronze in color, its early blooming flowers that are red in color and its vigorous and healthy plant habit.
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 cultivar of hybrid Heuchera plant named ‘Red Pearls’ as herein illustrated and described.
Read the full patent: US Plant Patent PP28899 in full — the complete specification, every figure, and the file history.