US Plant Patent PP21888
Coral Reef
Echinacea plant named ‘Coral Reef’
UNDER PATENT
Still under patent. Protection ends December 31, 2029.
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
- PP21888
- Filed
- December 31, 2009
- Granted
- April 26, 2011
- Expires
- December 31, 2029
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Echinacea plant named ‘Coral Reef’ characterized by medium large, dark orange to coral ray florets, enlarged coral red disc florets forming an anemone-type inflorescence, well-branched flower stalks, and excellent vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Echinacea plant as herein illustrated and described.
Read the full patent: US Plant Patent PP21888 in full — the complete specification, every figure, and the file history.