US Plant Patent PP25737
Fire Frost
×Heucherella plant named ‘Fire Frost’
UNDER PATENT
Still under patent. Protection ends February 22, 2034.
Twenty years from the filing date would end on August 20, 2033. This patent earned 186 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25737
- Filed
- August 20, 2013
- Granted
- July 21, 2015
- Expires
- February 22, 2034
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct ×Heucherella plant substantially as shown and described, characterized by lime green to yellow green leaves with red to dark brown marks on the main veins and a light white veil, large, shallowly lobed leaves, a medium large semi-trailing habit, 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 ×Heucherella plant as herein illustrated and described.
Read the full patent: US Plant Patent PP25737 in full — the complete specification, every figure, and the file history.