US Plant Patent PP16083
Kiestrbl
Aster plant named ‘Kiestrbl’
PUBLIC DOMAIN
Patent expired November 16, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 24, 2024. This patent earned 53 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16083
- Filed
- September 24, 2004
- Granted
- November 1, 2005
- Expires
- November 16, 2024
- Assignee
- KIENTZLER GMBH & CO KG
- Inventor
- NIEDERLAENDER ANDREAS
Abstract
A new and distinct cultivar of Aster plant named ‘Kiestrbl’, characterized by its uniform and mounded plant habit; freely branching growth habit; dark green-colored foliage; uniform flowering habit; daisy-type inflorescences with non-fading violet blue-colored ray florets and yellow-colored disc florets; flat and straight ray florets; and good container and garden performance.
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 Aster plant named ‘Kiestrbl’, as illustrated and described.
Read the full patent: US Plant Patent PP16083 in full — the complete specification, every figure, and the file history.