US Plant Patent PP36141
HIISLA51
Hydrangea plant named ‘HIISLA51’
UNDER PATENT
Still under patent. Protection ends December 9, 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
- PP36141
- Filed
- December 9, 2023
- Granted
- September 24, 2024
- Expires
- December 9, 2043
- Assignee
- VAN DIJK ROY ROBIN, HI BREEDING B V
- Inventor
- VAN DIJK ROY ROBIN
Abstract
A new and distinct cultivar of Hydrangea plant named ‘HIISLA51’, characterized by its upright and broadly spreading plant habit; moderately vigorous and moderate growth rate; freely branching habit; strong and sturdy stems; dark green-colored leaves; freely flowering habit; large and dense mophead inflorescences with purplish pink-colored sterile flowers; and good post-production longevity.
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 Hydrangea plant named ‘HIISLA51’ herein as illustrated and described.
Read the full patent: US Plant Patent PP36141 in full — the complete specification, every figure, and the file history.