US Plant Patent PP15913
Pluton
Solidago plant named ‘Pluton’
PUBLIC DOMAIN
Patent expired September 10, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on August 18, 2024. This patent earned 23 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP15913
- Filed
- August 18, 2004
- Granted
- August 9, 2005
- Expires
- September 10, 2024
- Assignee
- ESMERALDA BREEDING BV
- Inventor
- HOOIJMAN ALOYSIUS A J
Abstract
A new and distinct cultivar of cut flower Solidago plant named ‘Pluton’, characterized by its strong and erect flowering stems; symmetrical branching habit; durable foliage that resists “yellowing”; uniform and freely flowering habit; daisy-type inflorescences with bright yellow-colored ray florets; and good postproduction longevity.
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 cut flower Solidago plant named ‘Pluton’, as illustrated and described.
Read the full patent: US Plant Patent PP15913 in full — the complete specification, every figure, and the file history.