US Plant Patent PP20910
PKMM01
Campanula plant named ‘PKMM01’
UNDER PATENT
Still under patent. Protection ends December 23, 2028.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP20910
- Filed
- December 23, 2008
- Granted
- March 30, 2010
- Expires
- December 23, 2028
- Assignee
- GARTNERIET PKM AS
- Inventor
- MADSEN CHRISTIAN HALD
Abstract
A new and distinct cultivar of Campanula plant named ‘PKMM01’, characterized by its upright, compact plant habit; dense and bushy plant form, mainly due to short, upright and stiff stems; vigorous growth habit, with no need for chemical growth retardation; higher number of flowers per plant; many cuttings on each stock plant; no need for vernalization for flower induction; and light purple colored flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Campanula plant named ‘PKMM01’, as illustrated and described herein.
Read the full patent: US Plant Patent PP20910 in full — the complete specification, every figure, and the file history.