US Plant Patent PP16183
Little Giant
Echinacea purpurea plant named ‘Little Giant’
PUBLIC DOMAIN
Patent expired October 12, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on June 18, 2024. This patent earned 116 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16183
- Filed
- June 18, 2004
- Granted
- January 3, 2006
- Expires
- October 12, 2024
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct cultivar of Echinacea purpurea plant named ‘Little Giant’ characterized by its unique flowers with numerous red purple rays that radiate out, orange cone, lovely fragrance, and an upright dwarf habit.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Echinacea purpurea plant named ‘Little Giant’, as illustrated and described.
Read the full patent: US Plant Patent PP16183 in full — the complete specification, every figure, and the file history.