US Plant Patent PP15593
AF#1
Freeman maple tree named ‘AF#1’
PUBLIC DOMAIN
Patent expired January 24, 2023. This plant is in the public domain — anyone may propagate and sell it.
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
- PP15593
- Filed
- January 24, 2003
- Granted
- February 22, 2005
- Expires
- January 24, 2023
- Assignee
- UNIV MINNESOTA
- Inventor
- PELLET HAROLD M; MCNAMARA STEVEN T
Abstract
A new and distinct cultivar of Acer×freemanii named ‘AF#1’ is described. ‘AF#1’ is characterized by superior fall coloration.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Acer×freemanii plant named ‘AF#1’, as illustrated and described herein.
Read the full patent: US Plant Patent PP15593 in full — the complete specification, every figure, and the file history.