US Plant Patent PP17037
Duemellina
Geranium plant named ‘Duemellina’
PUBLIC DOMAIN
Patent expired June 30, 2025. 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
- PP17037
- Filed
- June 30, 2005
- Granted
- August 22, 2006
- Expires
- June 30, 2025
- Assignee
- DUEMMEN JUNGPFLANZEN GBR
- Inventor
- DUEMMEN MARGA
Abstract
A new and distinct cultivar of Zonal Geranium plant named ‘Duemellina’, characterized by its upright, somewhat outwardly spreading and rounded plant habit; freely branching habit; freely and early flowering habit; and light red purple-colored semi-double flowers with red purple-colored spots.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Zonal Geranium plant named ‘Duemellina’, as herein illustrated and described.
Read the full patent: US Plant Patent PP17037 in full — the complete specification, every figure, and the file history.