US Plant Patent PP16102
Royal Flush
Aconitum plant named ‘Royal Flush’
PUBLIC DOMAIN
Patent expired October 12, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 20, 2024. This patent earned 22 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16102
- Filed
- September 20, 2004
- Granted
- November 8, 2005
- Expires
- October 12, 2024
- Assignee
- WITTEMAN & CO
- Inventor
- BROWN BOB
Abstract
A new and distinct cultivar of Aconitum plant named ‘Royal Flush’, characterized by its upright plant habit; dark green-colored foliage; freely flowering habit; and dark blue-colored flowers.
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 Aconitum plant named ‘Royal Flush’, as illustrated and described.
Read the full patent: US Plant Patent PP16102 in full — the complete specification, every figure, and the file history.