US Plant Patent PP20015
Argyros
Argyranthemum frutescens plant named ‘Argyros’
UNDER PATENT
Still under patent. Protection ends March 10, 2028.
Twenty years from the filing date would end on January 31, 2028. This patent earned 39 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20015
- Filed
- January 31, 2008
- Granted
- May 26, 2009
- Expires
- March 10, 2028
- Assignee
- SYNGENTA SEEDS BV
- Inventor
- VAN KLEINWEE THEODORUS CORNELIS MARIA; HOUBRAKEN ANNA M W P
Abstract
A new and distinct cultivar of Argyranthemum frutescens plant named ‘Argyros’ characterized by its compact plant habit with short internodes and dark green foliage and its early, rich and long flowering with large rose flowers.
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 Argyranthemum frutescens plant, named ‘Argyros,’ as substantially illustrated and described herein.
Read the full patent: US Plant Patent PP20015 in full — the complete specification, every figure, and the file history.