US Plant Patent PP13664
Oregon
Dahlia plant named ‘Oregon’
PUBLIC DOMAIN
Patent expired February 22, 2022. This plant is in the public domain — anyone may propagate and sell it.
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
- PP13664
- Filed
- February 22, 2002
- Granted
- March 18, 2003
- Expires
- February 22, 2022
- Inventor
- VAN HAASTER ANS
Abstract
A new and distinct cultivar of Dahlia plant named ‘Oregon’, characterized by its upright, uniformly mounded and compact plant habit; freely branching, full and dense plants; short response time; and red-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 ‘Oregon’, as illustrated and described.
Read the full patent: US Plant Patent PP13664 in full — the complete specification, every figure, and the file history.