US Plant Patent PP22761
White Lady
Potentilla plant named ‘White Lady’
UNDER PATENT
Still under patent. Protection ends November 4, 2030.
Twenty years from the filing date would end on April 23, 2030. This patent earned 195 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22761
- Filed
- April 23, 2010
- Granted
- May 29, 2012
- Expires
- November 4, 2030
- Assignee
- SPRING MEADOW NURSERY INC, KOLSTER PIETER
- Inventor
- KOLSTER PIETER
Abstract
A new and distinct cultivar of Potentilla plant named ‘White Lady’, characterized by its upright and outwardly spreading plant habit; freely branching habit; large white-colored flowers; long flowering period; 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 ‘White Lady’ as illustrated and described.
Read the full patent: US Plant Patent PP22761 in full — the complete specification, every figure, and the file history.