US Plant Patent PP27451
BN5-4
Grapevine plant named ‘BN5-4’
UNDER PATENT
Still under patent. Protection ends May 11, 2035.
Twenty years from the filing date would end on May 7, 2035. This patent earned 4 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27451
- Filed
- May 7, 2015
- Granted
- December 13, 2016
- Expires
- May 11, 2035
- Assignee
- FLORIDA FOUND SEED PRODUCERS INC
- Inventor
- MORTENSEN JOHN
Abstract
A new and distinct hybrid wine grapevine plant named ‘BN5-4’, characterized by the following unique combination of characteristics: Very vigorous with extremely high disease resistance in the southeastern United States, including resistance to bacterial Pierce's disease and a host of fungal diseases. Average- to high-yielding vines, with dark, purple-skinned, seeded berries. Wine from the variety may be produced to be light red with a pleasant character and low residual sugar, or with a foxy character.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct grapevine plant substantially as illustrated and described herein, characterized by high vigor and durability in the Floridian environment with use for production of red wine.
Read the full patent: US Plant Patent PP27451 in full — the complete specification, every figure, and the file history.