US Plant Patent PP26112
Pretty Perrine
Heuchera plant named ‘Pretty Perrine’
UNDER PATENT
Still under patent. Protection ends March 10, 2033.
Twenty years from the filing date would end on December 5, 2032. This patent earned 95 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26112
- Filed
- December 5, 2012
- Granted
- November 17, 2015
- Expires
- March 10, 2033
- Assignee
- DELABROYE THIERRY, Sandrine Delabroye
- Inventor
- DELABROYE THIERRY
Abstract
A new cultivar of hybrid Heuchera named ‘Pretty Perrine’, characterized by its foliage with leaves that are yellow-green with bright green veins and margins and light red mottling around the veins, its compact, upright, mounded plant habit, its white flowers with red tips on the petals held on thin strong green flowering stems, its tolerance to heat and humidity, 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 hybrid Heuchera plant named ‘Pretty Perrine’ as herein illustrated and described.
Read the full patent: US Plant Patent PP26112 in full — the complete specification, every figure, and the file history.