US Plant Patent PP20510
Summer Love
Agastache plant named ‘Summer Love’
UNDER PATENT
Still under patent. Protection ends May 25, 2028.
Twenty years from the filing date would end on April 25, 2028. This patent earned 30 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20510
- Filed
- April 25, 2008
- Granted
- December 1, 2009
- Expires
- May 25, 2028
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct form of Agastache plant characterized by large, vivid purple flowers in large clusters, long bloom time, upright plant habit with dense branching, 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 form of Agastache plant substantially as shown and described.
Read the full patent: US Plant Patent PP20510 in full — the complete specification, every figure, and the file history.