US Plant Patent PP12566
Yoko Ono
Chrysanthemum plant named ‘Yoko Ono’
PUBLIC DOMAIN
Patent expired August 31, 2020. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP12566
- Filed
- August 31, 2000
- Granted
- April 23, 2002
- Expires
- August 31, 2020
- Assignee
- DEKKER BREEDING BV
- Inventor
- DEKKER NIEK
Abstract
A distinct cultivar of Chrysanthemum plant named ‘Yoko Ono’, characterized by its small yellow green pompon-type inflorescences; dark green foliage; early response time; and good post-production longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of Chrysanthemum plant named ‘Yoko Ono’, as illustrated and described.
Read the full patent: US Plant Patent PP12566 in full — the complete specification, every figure, and the file history.