US Plant Patent PP36521
Hibbard
Maclura plant named ‘Hibbard’
UNDER PATENT
Still under patent. Protection ends August 7, 2044.
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
- PP36521
- Filed
- August 7, 2024
- Granted
- March 4, 2025
- Expires
- August 7, 2044
- Assignee
- WESTERVELT KEITH D
- Inventor
- WESTERVELT KEITH D
Abstract
A new cultivar of Maclura tree named ‘Hibbard’ that is characterized by its rapid growth habit, an average of 60 cm a year, its lack of fruit production, its large glossy foliage, and its thornless branches.
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 Maclura tree named ‘Hibbard’ as herein illustrated and described.
Read the full patent: US Plant Patent PP36521 in full — the complete specification, every figure, and the file history.