US Plant Patent PP35084
Red Rouge
Dianthus plant named ‘Red Rouge’
UNDER PATENT
Still under patent. Protection ends October 13, 2042.
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
- PP35084
- Filed
- October 13, 2022
- Granted
- April 4, 2023
- Expires
- October 13, 2042
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
A new and unique plant cultivar of perennial carnation or pinks, Dianthus plant named ‘Red Rouge’ with numerous, single, lightly-sweet fragrant flowers producing a full rounded face. Each flower has five overlapping petals that are burgundy red with irregularly rosy-pink flecking and edges. The flowering season is strong for four weeks beginning in late spring and continues less densely to early fall. The habit is compact and dense with glaucous blue-green foliage.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Dianthus plant named ‘Red Rouge’ essentially as herein described and illustrated.
Read the full patent: US Plant Patent PP35084 in full — the complete specification, every figure, and the file history.