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US Plant Patent PP36843

HILLMAH

Mahonia plant named ‘HILLMAH’

UNDER PATENT

Still under patent. Protection ends November 6, 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
PP36843
Filed
November 6, 2024
Granted
July 22, 2025
Expires
November 6, 2044
Inventor
POSTILL ALAN

Abstract

A new and distinct cultivar of Mahonia plant named ‘HILLMAH’ is disclosed, characterized by large, early-blooming yellow flower spikes, followed by blue-black berries. Eye-catching architectural foliage is deep red in spring and summer, turning dark green in summer and autumn. The new variety is a Mahonia , typically produced as an outdoor ornamental plant.

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 Mahonia plant named ‘HILLMAH’ as herein illustrated and described.

Read the full patent: US Plant Patent PP36843 in full — the complete specification, every figure, and the file history.