US Plant Patent PP24755
Youme H1917
Hydrangea plant named ‘Youme H1917’
UNDER PATENT
Still under patent. Protection ends January 7, 2033.
Twenty years from the filing date would end on July 10, 2032. This patent earned 181 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24755
- Filed
- July 10, 2012
- Granted
- August 12, 2014
- Expires
- January 7, 2033
- Assignee
- IRIE RYOJI
- Inventor
- IRIE RYOJI
Abstract
A new cultivar of Hydrangea macrophylla named ‘Youme H1917’ that is characterized by its free-flowering and re-blooming habit, and its large well-developed mop-head type inflorescences comprised of double sterile flowers with orbicular shaped sepals that are medium pink in color, and its fertile flowers that do not open.
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 ‘Youme H1917’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP24755 in full — the complete specification, every figure, and the file history.