US Plant Patent PP26151
Black Ripple
Colocasia plant named ‘Black Ripple’
UNDER PATENT
Still under patent. Protection ends October 3, 2033.
Twenty years from the filing date would end on July 10, 2033. This patent earned 85 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26151
- Filed
- July 10, 2013
- Granted
- November 24, 2015
- Expires
- October 3, 2033
- Assignee
- WILLIAMS BRIAN PAUL, BRIAN S BOTAN
- Inventor
- WILLIAMS BRIAN PAUL
Abstract
A new cultivar of Colocasia plant named ‘Black Ripple’, that is characterized by its leaves that are very dark black-purple in color with a surface that is corrugated (puckered), iridescent and shiny, its dwarf and compact plant habit, its petioles that are deep purple in color, its clump forming growth habit, and its vigorous growth habit.
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 Colocasia plant named ‘Black Ripple’ as herein illustrated and described.
Read the full patent: US Plant Patent PP26151 in full — the complete specification, every figure, and the file history.