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The Patent Garden

US Plant Patent PP16027

Purple Sensation

Campanula plant named ‘Purple Sensation’

PUBLIC DOMAIN

Patent expired February 5, 2025. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on September 7, 2024. This patent earned 151 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP16027, the photograph of Purple Sensation printed in the patent.
Figure 1 from US Plant Patent PP16027, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP16027
Filed
September 7, 2004
Granted
October 11, 2005
Expires
February 5, 2025
Inventor
VAN KESTEREN MARK

Abstract

A new cultivar of hybrid Campanula , ‘Purple Sensation’, characterized by deep purple colored flowers, dark green foliage and purple stems. ‘Purple Sensation’ is hardy to USDA Zone 3 and is shorter in height than is typical for this type of Campanula .

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 ‘Purple Sensation’ as herein illustrated and described.

Read the full patent: US Plant Patent PP16027 in full — the complete specification, every figure, and the file history.