US Plant Patent PP17421
Yopatagonia
Chrysanthemum plant named ‘Yopatagonia’
PUBLIC DOMAIN
Patent expired July 4, 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 13 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17421
- Filed
- June 21, 2005
- Granted
- February 20, 2007
- Expires
- July 4, 2025
- Assignee
- YODER BROTHERS INC
- Inventor
- BERGMAN WENDY R
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Yopatagonia’, characterized by its uniform and outwardly spreading plant habit; strong and freely branching growth habit; dark green-colored foliage; uniform flowering response and habit; can be grown as a disbud-type, spray-type or without bud removal; early flowering habit; large decorative-type inflorescences with elongated oblong-shaped ray florets; dark purple-colored ray florets; and good postproduction longevity with plants maintaining good substance and color for about three weeks in an interior environment.
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 ‘Yopatagonia’, as illustrated and described.
Read the full patent: US Plant Patent PP17421 in full — the complete specification, every figure, and the file history.