US Plant Patent PP23627
Secret Joy
Echinacea plant named ‘Secret Joy’
UNDER PATENT
Still under patent. Protection ends January 10, 2032.
Twenty years from the filing date would end on September 23, 2031. This patent earned 109 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23627
- Filed
- September 23, 2011
- Granted
- May 21, 2013
- Expires
- January 10, 2032
- Assignee
- TERRA NOVA NURSERIES INC, KORLIPARA HARINI
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Echinacea plant named ‘Secret Joy’ characterized by large inflorescences with light cream colored ray florets, dark cream colored enlarged disc florets forming an anemone-type inflorescence, and good vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct Echinacea plant as herein illustrated and described.
Read the full patent: US Plant Patent PP23627 in full — the complete specification, every figure, and the file history.