US Plant Patent PP19578
Encore
Heuchera plant named ‘Encore’
UNDER PATENT
Still under patent. Protection ends January 15, 2028.
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
- PP19578
- Filed
- January 15, 2008
- Granted
- December 16, 2008
- Expires
- January 15, 2028
- Assignee
- DELABROYE SANDRINE
- Inventor
- DELABROYE SANDRINE
Abstract
A new cultivar of hybrid Heuchera named ‘Encore’, characterized by its leaves that are rose-purple in color with a silvery overlay and dark rose-purple veins with a lower leaf surface that is a vibrant red-purple in color. ‘Encore’ can be further characterized by its compact and mounded plant habit, its tolerance to heat and humidity and its hardiness at least in U.S.D.A Zones 4 to 9.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Heuchera plant named ‘Encore’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19578 in full — the complete specification, every figure, and the file history.