US Plant Patent PP27839
Vintage Wine
Hibiscus plant named ‘Vintage Wine’
UNDER PATENT
Still under patent. Protection ends November 9, 2035.
Twenty years from the filing date would end on August 19, 2035. This patent earned 82 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27839
- Filed
- August 19, 2015
- Granted
- April 4, 2017
- Expires
- November 9, 2035
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
A new and distinct cultivar of hardy herbaceous perennial Hibiscus hybrid plant named ‘Vintage Wine’ comprising an overall upright dense branching, numerous dark scarlet-red flowers with overlapping petals and a darker red lustrous eye. The foliage is dark-green, primarily ovate with slight blushing of greyed-purple.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new cultivar of hardy herbaceous perennial Hibiscus hybrid plant named ‘Vintage Wine’ as herein illustrated and described, suitable for potted plant culture, landscaping as a specimen or en masse, and especially suited for patios and confined spaces because of the compact habit.
Read the full patent: US Plant Patent PP27839 in full — the complete specification, every figure, and the file history.