US Plant Patent PP22767
Red Lady
Potentilla plant named ‘Red Lady’
UNDER PATENT
Still under patent. Protection ends October 29, 2030.
Twenty years from the filing date would end on April 23, 2030. This patent earned 189 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22767
- Filed
- April 23, 2010
- Granted
- June 5, 2012
- Expires
- October 29, 2030
- Assignee
- SPRING MEADOW NURSERY INC, KOLSTER PIETER
- Inventor
- KOLSTER PIETER
Abstract
A new and distinct cultivar of Potentilla plant named ‘Red Lady’, characterized by its upright and somewhat outwardly spreading plant habit; freely branching habit; large red-colored flowers that maintain red coloration during the summer; and good garden performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Potentilla plant named ‘Red Lady’ as illustrated and described.
Read the full patent: US Plant Patent PP22767 in full — the complete specification, every figure, and the file history.