US Plant Patent PP25728
AZ 15
Azalea plant named ‘AZ 15’
UNDER PATENT
Still under patent. Protection ends February 12, 2034.
Twenty years from the filing date would end on August 9, 2033. This patent earned 187 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25728
- Filed
- August 9, 2013
- Granted
- July 21, 2015
- Expires
- February 12, 2034
- Inventor
- POUNDERS CECIL T; BERRY JAMES B
Abstract
A new cultivar of hybrid Azalea named ‘AZ 15’ that is characterized by its repeat blooming habit, its bright red flowers with deeper red flecks on the upper surface of the petals, its mature foliage that is dark green and pest free with the new growth very pubescent, its strong and disease free root system, its stems and flower buds that are resistant to cold damage, its cold hardiness at least to U.S.D.A. Zone 7, and its ability to be readily propagated by softwood stem cuttings.
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 Azalea plant named ‘AZ 15’ as herein illustrated and described.
Read the full patent: US Plant Patent PP25728 in full — the complete specification, every figure, and the file history.