US Plant Patent PP19033
Lemon Chiffon
Heuchera plant named ‘Lemon Chiffon’
UNDER PATENT
Still under patent. Protection ends May 23, 2027.
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
- PP19033
- Filed
- May 23, 2007
- Granted
- July 15, 2008
- Expires
- May 23, 2027
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct Heuchera plant substantially as shown and described, characterized by yellow spring leaves, chartreuse leaves in summer, fall and winter, small, light coral pink colored flowers, and good vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP19033 in full — the complete specification, every figure, and the file history.