US Plant Patent PP25799
Duevinsky
Pelargonium plant named ‘Duevinsky’
UNDER PATENT
Still under patent. Protection ends December 23, 2033.
Twenty years from the filing date would end on July 1, 2033. This patent earned 175 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25799
- Filed
- July 1, 2013
- Granted
- August 11, 2015
- Expires
- December 23, 2033
- Assignee
- DUMMEN GROUP BV, DUMMEN TOBIAS
- Inventor
- DUMMEN TOBIAS
Abstract
A new and distinct cultivar of Zonal Geranium plant named ‘Duevinsky’, characterized by its upright plant habit; vigorous growth habit; freely basal branching habit; freely flowering habit; large light red purple-colored semi-double 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 Zonal Geranium plant named ‘Duevinsky’ as illustrated and described.
Read the full patent: US Plant Patent PP25799 in full — the complete specification, every figure, and the file history.