US Plant Patent PP24045
Diamond Ball
Clematis plant named ‘Diamond Ball’
UNDER PATENT
Still under patent. Protection ends May 2, 2032.
Twenty years from the filing date would end on February 10, 2032. This patent earned 82 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24045
- Filed
- February 10, 2012
- Granted
- November 26, 2013
- Expires
- May 2, 2032
- Inventor
- MARCZYNSKI SZCZEPAN
Abstract
A new and distinct cultivar of Clematis plant named ‘Diamond Ball’ characterized by its upright, relatively compact and vining plant habit; freely flowering habit; long flowering period; and semi-double to double violet blue-colored flowers.
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 Clematis plant named ‘Diamond Ball’ as illustrated and described.
Read the full patent: US Plant Patent PP24045 in full — the complete specification, every figure, and the file history.