US Plant Patent PP28342
Green Nova
Oak tree named ‘Green Nova’
UNDER PATENT
Still under patent. Protection ends August 27, 2035.
Twenty years from the filing date would end on June 30, 2035. This patent earned 58 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28342
- Filed
- June 30, 2015
- Granted
- August 29, 2017
- Expires
- August 27, 2035
- Assignee
- ATHENA TREES INC, BARBOUR JOHN
- Inventor
- BARBOUR JOHN
Abstract
A new and distinct cultivar of Oak tree named ‘Green Nova’, characterized by its upright pyramidal oval tree form with sturdy broad branch orientation angles; vigorous growth habit; freely branching habit with numerous lateral branches providing a full and densely foliated appearance; and glossy dark green-colored leaves that consistently abscise during the winter.
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 Oak tree named ‘Green Nova’ as illustrated and described.
Read the full patent: US Plant Patent PP28342 in full — the complete specification, every figure, and the file history.