US Plant Patent PP26505
Blue Jeanne
Clematis plant named ‘Blue Jeanne’
UNDER PATENT
Still under patent. Protection ends August 14, 2034.
Twenty years from the filing date would end on May 1, 2034. This patent earned 105 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26505
- Filed
- May 1, 2014
- Granted
- March 15, 2016
- Expires
- August 14, 2034
- Assignee
- WESTPHAL FRIEDRICH MANFRED
- Inventor
- WESTPHAL FRIEDRICH MANFRED
Abstract
A new and distinct Clematis cultivar named ‘Blue Jeanne’ is disclosed, characterized by a long flowering period and distinctively clear blue flowers. The new cultivar is a Clematis , suitable for ornamental garden purposes.
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 plant named ‘Blue Jeanne’ as herein illustrated and described.
Read the full patent: US Plant Patent PP26505 in full — the complete specification, every figure, and the file history.