US Plant Patent PP16816
Yobrianna
Chrysanthemum plant named ‘Yobrianna’
PUBLIC DOMAIN
Patent expired June 4, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 8, 2024. This patent earned 269 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16816
- Filed
- September 8, 2004
- Granted
- July 18, 2006
- Expires
- June 4, 2025
- Assignee
- YODER BROTHERS INC
- Inventor
- WAIN PETER
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Yobrianna’, characterized by its upright, outwardly spreading and rounded plant habit; freely branching habit; dense and full appearance; uniform and freely flowering habit; small daisy-type inflorescences with elongated oblong-shaped ray florets; white-colored ray florets and bright yellow-colored disc florets; natural season flowering in mid-October in the Northern Hemisphere; and good garden performance.
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 ‘Yobrianna’, as illustrated and described.
Read the full patent: US Plant Patent PP16816 in full — the complete specification, every figure, and the file history.