US Plant Patent PP35882
Zo18179
Clematis plant named ‘Zo18179’
UNDER PATENT
Still under patent. Protection ends August 6, 2043.
Twenty years from the filing date would end on July 22, 2043. This patent earned 15 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP35882
- Filed
- July 22, 2023
- Granted
- June 25, 2024
- Expires
- August 6, 2043
- Assignee
- J VAN ZOEST BEHEER B V, VAN ZOEST JOS
- Inventor
- VAN ZOEST JOS
Abstract
A new cultivar of Clematis plant named ‘Zo18179’ that is characterized by its floriferous and long blooming habit; blooming in May to June and July to August in The Netherlands, its flowers that appear from the base to the top of the plant, its flowers that are violet in color with a purple axillary central band on each tepal, and its dark purple anthers.
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 Clematis plant named ‘Zo18179’ as herein illustrated and described.
Read the full patent: US Plant Patent PP35882 in full — the complete specification, every figure, and the file history.