US Plant Patent PP35835
Hyso22
Hydrangea plant named ‘Hyso22’
UNDER PATENT
Still under patent. Protection ends September 20, 2043.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP35835
- Filed
- September 20, 2023
- Granted
- May 28, 2024
- Expires
- September 20, 2043
- Assignee
- HARA TOSHIHIKO
- Inventor
- HARA TOSHIHIKO
Abstract
A new cultivar of Hydrangea arborescens plant named ‘Hyso22’ that is characterized by its sturdy stems, its medium sized, its compact plant habit, and its inflorescence that start dark pink in color, change to a blend of light and dark pink, and then change to pink with green undertones.
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 ‘Hyso22’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP35835 in full — the complete specification, every figure, and the file history.