US Plant Patent PP15227
Robleg
Azalea plant named ‘Robleg’
PUBLIC DOMAIN
Patent expired January 21, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 22, 2023. This patent earned 30 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP15227
- Filed
- December 22, 2003
- Granted
- October 12, 2004
- Expires
- January 21, 2024
- Assignee
- PLANT DEV SERVICES INC
- Inventor
- LEE ROBERT EDWARD
Abstract
A new and distinct variety of Azalea plant named ‘Robleg’, characterized by its unique blooming time, dense and globose growth habit, dark green glossy foliage, and attractive large single white flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of Azalea plant named ‘Robleg’, as illustrated and described.
Read the full patent: US Plant Patent PP15227 in full — the complete specification, every figure, and the file history.