US Plant Patent PP28128
Smokey
Phlox plant named ‘Smokey’
UNDER PATENT
Still under patent. Protection ends February 3, 2036.
Twenty years from the filing date would end on December 31, 2035. This patent earned 34 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28128
- Filed
- December 31, 2015
- Granted
- June 20, 2017
- Expires
- February 3, 2036
- Assignee
- VERSCHOOR ADRIANUS
- Inventor
- VERSCHOOR ADRIANUS
Abstract
A new and distinct cultivar of Phlox plant named ‘Smokey’, characterized by its broadly upright and relatively compact plant habit; freely flowering habit; large inflorescences with bright purple-colored flowers; long flowering period; good garden performance; and tolerance to Powdery Mildew.
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 Phlox plant named ‘Smokey’ as illustrated and described.
Read the full patent: US Plant Patent PP28128 in full — the complete specification, every figure, and the file history.