US Plant Patent PP18393
RIE 06
Hydrangea plant named ‘RIE 06’
UNDER PATENT
Still under patent. Protection ends October 4, 2026.
Twenty years from the filing date would end on October 3, 2026. This patent earned 1 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18393
- Filed
- October 3, 2006
- Granted
- January 1, 2008
- Expires
- October 4, 2026
- Assignee
- IRIE RYOJI
- Inventor
- IRIE RYOJI
Abstract
A new cultivar of Hydrangea plant named ‘RIE 06’ that is characterized by broad upright habit, large medium-green leaves, flowers that are dark rose pink in color, and compactness in size. In combination these traits set ‘RIE 06’ apart from all other existing varieties of Hydrangea known to the inventor.
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 Hydrangea plant named ‘RIE 06’ as described and illustrated herein.
Read the full patent: US Plant Patent PP18393 in full — the complete specification, every figure, and the file history.