US Plant Patent PP36533
COPHANTO
Colocasia plant named ‘COPHANTO’
UNDER PATENT
Still under patent. Protection ends April 27, 2044.
Twenty years from the filing date would end on April 11, 2044. This patent earned 16 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP36533
- Filed
- April 11, 2024
- Granted
- March 4, 2025
- Expires
- April 27, 2044
- Assignee
- Brians Botanicals
- Inventor
- WILLIAMS BRIAN PAUL
Abstract
‘COPHANTO’ is a new and distinctive Colocasia plant which is characterized by near-black, strongly rugose, and velvety laminas borne on near-black petioles, heavily glaucous foliage which has an iridescent quality when viewed in direct sunlight, and the stability of all characteristics from generation to generation.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
That which is claimed is: 1. A new and distinct variety of Colocasia plant named ‘COPHANTO’, substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP36533 in full — the complete specification, every figure, and the file history.