US Plant Patent PP27516
PKM03
Campanula plant named ‘PKM03’
UNDER PATENT
Still under patent. Protection ends May 17, 2035.
Twenty years from the filing date would end on January 15, 2035. This patent earned 122 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27516
- Filed
- January 15, 2015
- Granted
- December 27, 2016
- Expires
- May 17, 2035
- Assignee
- GARTNERIET PKM AS
- Inventor
- MADSEN CHRISTIAN HALD
Abstract
A distinct cultivar of Campanula plant named ‘PKM03’ characterized by its upright, freely branching growth habit and bicolored (white/violet) broad campanulate flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct cultivar of Campanula hybrid plant named ‘PKM03’, as illustrated and described herein.
Read the full patent: US Plant Patent PP27516 in full — the complete specification, every figure, and the file history.