US Plant Patent PP22999
Satin Nights
Echinacea plant named ‘Satin Nights’
UNDER PATENT
Still under patent. Protection ends April 17, 2031.
Twenty years from the filing date would end on January 26, 2031. This patent earned 81 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22999
- Filed
- January 26, 2011
- Granted
- August 28, 2012
- Expires
- April 17, 2031
- Assignee
- TERRA NOVA NURSERIES INC, KORLIPARA HARINI
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Echinacea plant named ‘Satin Nights’ characterized by numerous medium size, rose purple inflorescences, a compact, dwarf habit, dark stems, 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 PP22999 in full — the complete specification, every figure, and the file history.