US Plant Patent PP21870
Little Angel
Echinacea plant named ‘Little Angel’
UNDER PATENT
Still under patent. Protection ends December 17, 2029.
Twenty years from the filing date would end on December 14, 2029. This patent earned 3 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP21870
- Filed
- December 14, 2009
- Granted
- April 12, 2011
- Expires
- December 17, 2029
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Echinacea plant named ‘Little Angel’ characterized by numerous white, medium-small inflorescences, a well branched, compact, dwarf habit, 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 PP21870 in full — the complete specification, every figure, and the file history.