US Plant Patent PP16549
Moulin Rouge
Astrantia plant named ‘Moulin Rouge’
PUBLIC DOMAIN
Patent expired May 27, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on February 14, 2025. This patent earned 102 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16549
- Filed
- February 14, 2005
- Granted
- May 16, 2006
- Expires
- May 27, 2025
- Assignee
- VAN NOORT MARCO
- Inventor
- VAN NOORT MARCO
Abstract
A new cultivar or Astrantia ‘Moulin Rouge’ characterized by its large dark red-purple inflorescences, peduncles, and pedicels and its long bloom season. ‘Moulin Rouge’ is a repeat bloomer with three heavy flushes of bloom from early June to mid September.
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 Astrantia plant named ‘Moulin Rouge’ as herein illustrated and described.
Read the full patent: US Plant Patent PP16549 in full — the complete specification, every figure, and the file history.