US Plant Patent PP28475
Summer's Surrender
Vernonia plant named ‘Summer's Surrender’
UNDER PATENT
Still under patent. Protection ends March 31, 2036.
Twenty years from the filing date would end on March 10, 2036. This patent earned 21 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28475
- Filed
- March 10, 2016
- Granted
- October 3, 2017
- Expires
- March 31, 2036
- Assignee
- CHICAGOLAND GROWS INC, AULT JAMES ROBERT
- Inventor
- AULT JAMES ROBERT
Abstract
A new cultivar of Vernonia plant, ‘Summer's Surrender’, that is characterized by its bushy upright plant habit with stems that do not lodge, its plant habit that is distinctly more wide than tall, its foliage that is darker green in color, its resistance to rust and powdery mildew, in being reliably hardy in U.S.D.A. Zones 4 to 9 and in being very drought tolerant.
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 variety of Vernonia plant designated ‘Summer's Surrender’ as described and illustrated herein.
Read the full patent: US Plant Patent PP28475 in full — the complete specification, every figure, and the file history.