US Plant Patent PP12857
MP20
Petunia plant named ‘MP20’
PUBLIC DOMAIN
Patent expired April 14, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on April 10, 2021. This patent earned 4 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP12857
- Filed
- April 10, 2001
- Granted
- August 13, 2002
- Expires
- April 14, 2021
- Assignee
- NUFLORA INT PTY LTD
- Inventor
- BROWN GRAHAM NOEL
Abstract
A distinct cultivar of Petunia plant named ‘MP20’, characterized by its compact, uniform cascading and outwardly spreading plant habit; freely and continuous branching habit; small leaves; and numerous small lavender-colored flowers with dark purple-colored throat and venation.
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 Petunia plant named ‘MP20’, as
Read the full patent: US Plant Patent PP12857 in full — the complete specification, every figure, and the file history.