US Plant Patent PP29926
Onyx
Heucherella plant named ‘Onyx’
UNDER PATENT
Still under patent. Protection ends August 15, 2037.
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
- PP29926
- Filed
- August 15, 2017
- Granted
- November 27, 2018
- Expires
- August 15, 2037
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct x Heucherella plant substantially as shown and described, characterized by leaves dark red brown in spring to almost black for the rest of the year, glossy, palmately cut leaves that are sometimes puckered, a medium mounding habit with an excellent crown count, and excellent vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct x Heucherella plant as herein illustrated and described.
Read the full patent: US Plant Patent PP29926 in full — the complete specification, every figure, and the file history.