US Plant Patent PP37379
Dragon's Lair
Astilbe plant named ‘Dragon's Lair’
UNDER PATENT
Still under patent. Protection ends October 14, 2045.
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
- PP37379
- Filed
- October 14, 2025
- Granted
- April 21, 2026
- Expires
- October 14, 2045
- Assignee
- WALTERS GARDENS INC
- Inventor
- Hans A. Hansen
Abstract
A new and distinct hybrid of Astilbe plant named ‘Dragon's Lair’ has mounded habit producing purplish-grey triternate foliage that is topped with tall, upright, stiff, dark-burgundy, upright, and densely branched panicles with numerous, densely-clustered rosy-purple flowers. The new plant is a rapid grower, shows heat and sun tolerance, and is useful in the landscape, in containers, or as a cut flower.
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 Astilbe plant named ‘Dragon's Lair’ as herein described and illustrated.
Read the full patent: US Plant Patent PP37379 in full — the complete specification, every figure, and the file history.