US Plant Patent PP32420
ARJOS1
Acer palmatum tree named ‘ARJOS1’
UNDER PATENT
Still under patent. Protection ends May 21, 2039.
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
- PP32420
- Filed
- May 21, 2019
- Granted
- November 3, 2020
- Expires
- May 21, 2039
- Inventor
- VAN MEUWEN JOHANNES MARINUS; KEIJZER ARIE JACOBUS
Abstract
A new and distinct Acer palmatum dissectum tree named ‘ARJOS1’ is disclosed, characterized by young foliage colored yellow green with pink-red margins turning to white and green leaves. Trees have an outwardly spreading, arching habit. Fall color is purple-red. The new variety is a dwarf tree, typically used for outdoor garden or container use.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of Acer palmatum dissectum tree named ‘ARJOS1’ as herein illustrated and described.
Read the full patent: US Plant Patent PP32420 in full — the complete specification, every figure, and the file history.