US Plant Patent PP16259
Bartwentynine
Phlox plant named ‘Bartwentynine’
PUBLIC DOMAIN
Patent expired February 13, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on January 22, 2025. This patent earned 22 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16259
- Filed
- January 22, 2005
- Granted
- February 14, 2006
- Expires
- February 13, 2025
- Assignee
- BARTELS BREEDING B V
- Inventor
- BARTELS GOSEN B H
Abstract
A new and distinct cultivar of Phlox plant named ‘Bartwentynine’, characterized by its upright and compact plant habit; freely branching growth habit; white-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 ‘Bartwentynine’, as illustrated and described.
Read the full patent: US Plant Patent PP16259 in full — the complete specification, every figure, and the file history.