US Plant Patent PP18922
Café Olé
Heuchera plant named ‘Café Olé’
UNDER PATENT
Still under patent. Protection ends January 9, 2027.
Twenty years from the filing date would end on December 13, 2026. This patent earned 27 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18922
- Filed
- December 13, 2006
- Granted
- June 10, 2008
- Expires
- January 9, 2027
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- HEIMS DANIEL M
Abstract
A new and distinct Heuchera plant characterized by small jagged and ruffled leaves, dark foliage with purple backs, and a low, mounding habit.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct hybrid of Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP18922 in full — the complete specification, every figure, and the file history.