US Plant Patent PP27873
Powell Gardens
Cornus plant named ‘Powell Gardens’
UNDER PATENT
Still under patent. Protection ends May 22, 2035.
Twenty years from the filing date would end on March 19, 2035. This patent earned 64 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27873
- Filed
- March 19, 2015
- Granted
- April 11, 2017
- Expires
- May 22, 2035
- Assignee
- SPRING MEADOW NURSERY INC, BRANHAGEN ALAN
- Inventor
- BRANHAGEN ALAN
Abstract
A new and distinct cultivar of Cornus plant named ‘Powell Gardens’, characterized by its upright, outwardly spreading and rounded plant habit; vigorous growth habit; stems that are dark reddish purple in color during the winter; leaves that become dark red purple in color in the autumn; single-type flowers that are white in color; bluish-colored fruits; resistance to stem cankers; and good garden performance.
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 Cornus plant named ‘Powell Gardens’ as illustrated and described.
Read the full patent: US Plant Patent PP27873 in full — the complete specification, every figure, and the file history.