US Plant Patent PP26273
Violet Riot
Salvia plant named ‘Violet Riot’
UNDER PATENT
Still under patent. Protection ends August 5, 2034.
Twenty years from the filing date would end on April 2, 2034. This patent earned 125 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26273
- Filed
- April 2, 2014
- Granted
- December 22, 2015
- Expires
- August 5, 2034
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
The new and distinct cultivar of perennial Salvia plant named ‘Violet Riot’ characterized by its large vivid violet-blue flowers with deep purple calyxes densely arranged in verticils, compact rounded habit with stiff, upright, branched stems and strong vigorous winter-hardy growth rate and gray-green foliage.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. The new and distinct perennial Salvia plant named ‘Violet Riot’ as herein described and illustrated useful for landscaping as a specimen plant, en masse or as a cut flower.
Read the full patent: US Plant Patent PP26273 in full — the complete specification, every figure, and the file history.