US Plant Patent PP24783
Haas' Halo
Hydrangea plant named ‘Haas' Halo’
UNDER PATENT
Still under patent. Protection ends February 26, 2033.
Twenty years from the filing date would end on September 13, 2032. This patent earned 166 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24783
- Filed
- September 13, 2012
- Granted
- August 19, 2014
- Expires
- February 26, 2033
- Assignee
- PLANTS NOUVEAU LLC, RAY FREDERICK HARDING
- Inventor
- RAY FREDERICK HARDING
Abstract
A new cultivar of Hydrangea arborescens named ‘Haas' Halo’ that is characterized by its very large lace-cap type inflorescences with 50 large sterile florets per inflorescence, its upright plant habit, its strong sturdy stems with the ability to hold up its large inflorescences and its dried flowers after blooming that are present for up to 6 months.
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 Hydrangea plant named ‘Haas' Halo’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP24783 in full — the complete specification, every figure, and the file history.