US Plant Patent PP20589
Zanmuflamin
Chrysanthemum plant named ‘Zanmuflamin’
UNDER PATENT
Still under patent. Protection ends January 22, 2028.
Twenty years from the filing date would end on December 28, 2027. This patent earned 25 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20589
- Filed
- December 28, 2007
- Granted
- December 22, 2009
- Expires
- January 22, 2028
- Assignee
- CHRYSANTHEMUM BREEDERS ASS RES
- Inventor
- BLOM WILHELMUS BERNARDUS
Abstract
A Chrysanthemum plant named ‘Zanmuflamin’ characterized by its medium sized double type blooms with bright purple ray florets and prolific branching; natural season flower date September 11 (week 37); blooming for a period of 5 weeks.
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 Chrysanthemum plant as described and illustrated.
Read the full patent: US Plant Patent PP20589 in full — the complete specification, every figure, and the file history.