US Plant Patent PP25806
Duebeldona
Lobelia plant named ‘Duebeldona’
UNDER PATENT
Still under patent. Protection ends December 27, 2033.
Twenty years from the filing date would end on July 1, 2033. This patent earned 179 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25806
- Filed
- July 1, 2013
- Granted
- August 11, 2015
- Expires
- December 27, 2033
- Assignee
- DUMMEN GROUP BV, DUMMEN TOBIAS
- Inventor
- DUMMEN TOBIAS
Abstract
A new and distinct cultivar of Lobelia plant named ‘Duebeldona’, characterized by its compact, upright to outwardly spreading and semi-mounding plant habit; vigorous growth habit; freely branching habit; early and freely flowering habit; and dark violet blue-colored flowers with white-colored centers.
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 Lobelia plant named ‘Duebeldona’ as illustrated and described.
Read the full patent: US Plant Patent PP25806 in full — the complete specification, every figure, and the file history.