US Plant Patent PP23389
Red Sun
Gaillardia plant named ‘Red Sun’
UNDER PATENT
Still under patent. Protection ends September 27, 2031.
Twenty years from the filing date would end on September 23, 2031. This patent earned 4 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23389
- Filed
- September 23, 2011
- Granted
- February 12, 2013
- Expires
- September 27, 2031
- Assignee
- TERRA NOVA NURSERIES INC, KORLIPARA HARINI
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Gaillardia plant named ‘Red Sun’ characterized by a very compact habit, ray florets of dark red tipped with orange, overlapping ray florets in multiple layers, 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 Gaillardia plant as herein illustrated and described.
Read the full patent: US Plant Patent PP23389 in full — the complete specification, every figure, and the file history.