US Plant Patent PP24143
SUZY MAC IMPROVED
Clematis plant named ‘SUZY MAC IMPROVED’
UNDER PATENT
Still under patent. Protection ends July 16, 2032.
Twenty years from the filing date would end on July 3, 2032. This patent earned 13 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24143
- Filed
- July 3, 2012
- Granted
- January 7, 2014
- Expires
- July 16, 2032
- Assignee
- COLLINGWOOD BRIAN
- Inventor
- COLLINGWOOD BRIAN
Abstract
A new and distinct Clematis patens named ‘SUZY MAC IMPROVED’ is disclosed, characterized by a unusually abundant flowering, long flowering season. Plants are easy to grow in pots and in the ground, and easily propagated by vegetative cuttings. Plants are resistant to Clematis wilt. The new cultivar is a Clematis typically suited for ornamental container and landscape use.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of Clematis patens plant named ‘SUZY MAC IMPROVED’ as herein illustrated and described.
Read the full patent: US Plant Patent PP24143 in full — the complete specification, every figure, and the file history.