US Plant Patent PP19720
Agrihydratwee
Hydrangea plant named ‘Agrihydratwee’
UNDER PATENT
Still under patent. Protection ends March 3, 2028.
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
- PP19720
- Filed
- March 3, 2008
- Granted
- February 17, 2009
- Expires
- March 3, 2028
- Assignee
- AGRIOM B V
- Inventor
- ARTS NIELS
Abstract
A new and distinct cultivar of Hydrangea plant named ‘Agrihydratwee’, characterized by its upright and mounded plant habit; strong roots and stems; freely branching habit; and large inflorescences with blue-colored flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Hydrangea plant named ‘Agrihydratwee’ as illustrated and described.
Read the full patent: US Plant Patent PP19720 in full — the complete specification, every figure, and the file history.