US Plant Patent PP17862
Yokilleen
Chrysanthemum plant named ‘Yokilleen’
PUBLIC DOMAIN
Patent expired November 16, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on November 8, 2025. This patent earned 8 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17862
- Filed
- November 8, 2005
- Granted
- July 10, 2007
- Expires
- November 16, 2025
- Assignee
- YODER BROTHERS INC
- Inventor
- WAIN PETER
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Yokilleen’, characterized by its upright, outwardly spreading and mounded plant habit; strong and freely branching growth habit; dark green-colored foliage; uniform flowering response and habit; early and freely flowering habit; decorative-type inflorescences with quilled-shaped and bright green-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 ‘Yokilleen’, as illustrated and described.
Read the full patent: US Plant Patent PP17862 in full — the complete specification, every figure, and the file history.