US Plant Patent PP23541
Symarj Col
Chrysanthemum plant named ‘Symarj Col’
UNDER PATENT
Still under patent. Protection ends December 12, 2031.
Twenty years from the filing date would end on April 1, 2031. This patent earned 255 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23541
- Filed
- April 1, 2011
- Granted
- April 16, 2013
- Expires
- December 12, 2031
- Assignee
- SYNGENTA CROP PROTECTION AG, SMITH MARK A
- Inventor
- SMITH MARK A
Abstract
A new Chrysanthemum plant named ‘Symarj Col’ particularly distinguished by the long-lasting coral-red inflorescences, medium green foliage, rounded and mounded plant habit, and a natural flowering season of about early October.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct variety of Chrysanthemum plant named ‘Symarj Col’ substantially as illustrated and described herein.
Read the full patent: US Plant Patent PP23541 in full — the complete specification, every figure, and the file history.