US Plant Patent PP35930
Blue Behemoth
Amsonia plant named ‘Blue Behemoth’
UNDER PATENT
Still under patent. Protection ends September 28, 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
- PP35930
- Filed
- September 28, 2023
- Granted
- July 2, 2024
- Expires
- September 28, 2043
- Assignee
- CHICAGOLAND GROWS INC, BACHTELL KRIS
- Inventor
- BACHTELL KRIS
Abstract
A new cultivar of Amsonia plant named ‘Blue Behemoth’ that is characterized by its upright, dome shaped plant habit, its large plant size, its leaves that are long, narrow and dark in color, its narrow flower petals that are very pale blue in color, and its long (extended) blooming period.
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 Amsonia plant named ‘Blue Behemoth’ as herein illustrated and described.
Read the full patent: US Plant Patent PP35930 in full — the complete specification, every figure, and the file history.