US Plant Patent PP21282
Mystic Mist
Tiarella plant named ‘Mystic Mist’
UNDER PATENT
Still under patent. Protection ends September 5, 2028.
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
- PP21282
- Filed
- September 5, 2008
- Granted
- September 7, 2010
- Expires
- September 5, 2028
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct hybrid of Tiarella plant characterized by excellent vigor; a stable uniform speckled variegation; prominent maroon markings along main veins; pink buds to white flowers on pink flowering stems; and a compact habit.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct hybrid of Tiarella plant as herein illustrated and described.
Read the full patent: US Plant Patent PP21282 in full — the complete specification, every figure, and the file history.