US Plant Patent PP16000
Deliroma
Chrysanthemum plant named ‘Deliroma’
PUBLIC DOMAIN
Patent expired September 18, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on August 16, 2024. This patent earned 33 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16000
- Filed
- August 16, 2004
- Granted
- September 27, 2005
- Expires
- September 18, 2024
- Assignee
- DELIFLOR ROYALTIES BV
- Inventor
- POST ARIE GERARD
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Deliroma’, characterized by its daisy-type inflorescences with red and yellow bi-colored ray florets; freely flowering habit; early and uniform flowering response; good postproduction longevity; and resistance to White Rust.
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 ‘Deliroma’, as illustrated and described.
Read the full patent: US Plant Patent PP16000 in full — the complete specification, every figure, and the file history.