US Plant Patent PP12860
Limousin
Dahlia plant named ‘Limousin’
PUBLIC DOMAIN
Patent expired January 26, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on July 26, 2020. This patent earned 184 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP12860
- Filed
- July 26, 2000
- Granted
- August 20, 2002
- Expires
- January 26, 2021
- Inventor
- RUIGROK FRANK N G
Abstract
A distinct cultivar of Dahlia plant named ‘Limousin’, characterized by its upright, uniformly mounded and compact plant habit; freely branching habit, full and dense plants; continuous and freely flowering during the spring until fall; full inflorescences with multiple rows of ray florets; reddish purple-colored ray florets with bright yellow-colored disc florets; and excellent garden and patio container performance.
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 cultivar of Dahlia plant named ‘Limousin’, as
Read the full patent: US Plant Patent PP12860 in full — the complete specification, every figure, and the file history.