US Plant Patent PP13231
Panuco
Dahlia plant named ‘Panuco’
PUBLIC DOMAIN
Patent expired July 27, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on April 23, 2021. This patent earned 95 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13231
- Filed
- April 23, 2001
- Granted
- November 12, 2002
- Expires
- July 27, 2021
- Inventor
- RUIGROK-VAN HAASTER ANS
Abstract
A distinct cultivar of Dahlia plant named ‘Panuco’, characterized by its upright, uniformly mounded and compact plant habit; freely branching habit; short response time; continuously and freely flowering during the spring until fall; full inflorescences with multiple rows of ray florets; and yellow-colored ray florets with bright yellow-colored disc florets.
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 ‘Panuco’, as illustrated and described.
Read the full patent: US Plant Patent PP13231 in full — the complete specification, every figure, and the file history.