US Plant Patent PP16749
Cefortuna
Aster plant named ‘Cefortuna’
PUBLIC DOMAIN
Patent expired January 31, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on November 3, 2024. This patent earned 89 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16749
- Filed
- November 3, 2004
- Granted
- July 4, 2006
- Expires
- January 31, 2025
- Assignee
- CHRYSANTHEMUM BREEDERS ASS NV
- Inventor
- VAN STRAALEN HARRY W M; POLAND WILFRIED J
Abstract
An Aster plant named ‘Cefortuna’ characterized by its medium sized blooms with purple ray-florets and yellow disc florets, which can be propagated by means of cuttings from cuttings and produced with a short period.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of Aster plant as described and illustrated.
Read the full patent: US Plant Patent PP16749 in full — the complete specification, every figure, and the file history.