US Plant Patent PP30454
Scarlet Fever
Dianthus plant named ‘Scarlet Fever’
UNDER PATENT
Still under patent. Protection ends February 7, 2038.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP30454
- Filed
- February 7, 2018
- Granted
- April 30, 2019
- Expires
- February 7, 2038
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
The new and distinct cultivar of perennial Dianthus barbatus plant named ‘Scarlet Fever’ is characterized by compact clumps with numerous, vertical, densely-branched stems with green foliage developing reddish coloration on overwintered plants producing a multitude of flowers of bright reddish-orange flowers completely covering the top of the plant. The new plant is useful for the landscape in containers, as specimens, en masse or as a cut flower.
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 Dianthus barbatus plant named ‘Scarlet Fever’ as herein described and illustrated.
Read the full patent: US Plant Patent PP30454 in full — the complete specification, every figure, and the file history.