Skip to content
The Patent Garden

US Plant Patent PP16437

Barthirtythree

Phlox plant named ‘Barthirtythree’

PUBLIC DOMAIN

Patent expired May 27, 2025. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on March 10, 2025. This patent earned 78 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP16437, the photograph of Barthirtythree printed in the patent.
Figure 1 from US Plant Patent PP16437, 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
PP16437
Filed
March 10, 2005
Granted
April 11, 2006
Expires
May 27, 2025
Inventor
BARTELS GOSEN B H

Abstract

A new and distinct cultivar of Phlox plant named ‘Barthirtythree’, characterized by its upright and compact plant habit; freely branching growth habit; purple violet and white bi-colored flowers; freely flowering habit; and good garden performance.

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 Phlox plant named ‘Barthirtythree’, as illustrated and described.

Read the full patent: US Plant Patent PP16437 in full — the complete specification, every figure, and the file history.