US Plant Patent PP17867
Yonancy
Chrysanthemum plant named ‘Yonancy’
PUBLIC DOMAIN
Patent expired October 17, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on June 21, 2025. This patent earned 118 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17867
- Filed
- June 21, 2005
- Granted
- July 17, 2007
- Expires
- October 17, 2025
- Assignee
- YODER BROTHERS INC
- Inventor
- SMITH MARK A
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Yonancy’, characterized by its upright and outwardly spreading plant habit; freely branching habit; dense and full plant habit; uniform and freely flowering habit; daisy-type inflorescences with elongated oblong-shaped ray florets; bright yellow-colored ray florets; and natural season flowering in early October in the Northern Hemisphere.
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 Chrysanthemum plant named ‘Yonancy’, as illustrated and described.
Read the full patent: US Plant Patent PP17867 in full — the complete specification, every figure, and the file history.