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US Plant Patent PP36918

Prairie Princess

Vernonia plant named ‘Prairie Princess’

UNDER PATENT

Still under patent. Protection ends July 25, 2044.

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
PP36918
Filed
July 25, 2024
Granted
September 2, 2025
Expires
July 25, 2044
Inventor
HANSEN HANS A

Abstract

A new and distinct cultivar of Vernonia plant named ‘Prairie Princess’ with very rounded mound habit; dark olive-green with a purplish blush early in the season, linear foliage and numerous inflorescences, on heavily-branched stems, containing rosy-purple disk florets beginning in late summer and continuing for about six weeks. The new plant is useful for landscaping, as a specimen or en masse and as a cut flower.

Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.

I claim: 1. A new and distinct cultivar of Vernonia plant named ‘Prairie Princess’ as herein described and illustrated.

Read the full patent: US Plant Patent PP36918 in full — the complete specification, every figure, and the file history.