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The Patent Garden

US Plant Patent PP37409

Dark Roast

Geranium plant named ‘Dark Roast’

UNDER PATENT

Still under patent. Protection ends August 15, 2045.

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
PP37409
Filed
August 15, 2025
Granted
May 5, 2026
Expires
August 15, 2045
Inventor
Steven Castorani

Abstract

A new cultivar of Geranium maculatum plant named ‘Dark Roast’ that is characterized by its flowers that are vibrant fuchsia in color with white throats, its green-burgundy-bronze colored foliage that persists through the summer and into fall with consistent moisture, its palmate-shaped leaves, and its blooming period due to high heat tolerance.

Read the full patent: US Plant Patent PP37409 in full — the complete specification, every figure, and the file history.