US Plant Patent PP16710
Amarena
Verbena plant named ‘Amarena’
PUBLIC DOMAIN
Patent expired July 31, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 3, 2024. This patent earned 240 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16710
- Filed
- December 3, 2004
- Granted
- June 27, 2006
- Expires
- July 31, 2025
- Assignee
- SYNGENTA SEEDS BV
- Inventor
- STEMKENS HENRICUS G W
Abstract
A new and distinct variety of Verbena plant particularly distinguished by its deep red flower, early flowering and a habit that is first semi-erect and later spreading.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of Verbena plant named ‘Amarena’, substantially as illustrated and described herein.
Read the full patent: US Plant Patent PP16710 in full — the complete specification, every figure, and the file history.