US Plant Patent PP23809
Duebelvidar
Pelargonium plant named ‘Duebelvidar’
UNDER PATENT
Still under patent. Protection ends March 12, 2032.
Twenty years from the filing date would end on November 28, 2031. This patent earned 105 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23809
- Filed
- November 28, 2011
- Granted
- August 6, 2013
- Expires
- March 12, 2032
- Inventor
- DUEMMEN TOBIAS
Abstract
A new and distinct cultivar of Ivy Geranium plant named ‘Duebelvidar’, characterized by its compact, upright to outwardly spreading plant habit; moderately vigorous growth habit; freely basal branching habit; freely flowering habit; large dark red-colored single flowers; and good garden 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 Ivy Geranium plant named ‘Duebelvidar’ as illustrated and described.
Read the full patent: US Plant Patent PP23809 in full — the complete specification, every figure, and the file history.