US Plant Patent PP31654
Floriana
Muscadine grape plant named ‘Floriana’
UNDER PATENT
Still under patent. Protection ends September 7, 2038.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP31654
- Filed
- September 7, 2018
- Granted
- April 14, 2020
- Expires
- September 7, 2038
- Assignee
- FLORIDA A&M UNIV
- Inventor
- REN ZHONGBO; LU JIANG; TSOLOVA VIOLETA
Abstract
A new and distinct cultivar of the muscadine grape plant, Vitis rotundifolia Michx., which is self-fertile wine grape vine that is highly productive, resistant to Pierce's disease and low fruit ripening rot (ripe rot, and bitter rot), and able to produce fine red wines. The new and distinct cultivar produces a high-quality wine with rich stable red color and consistent yield. The cultivar has moderate-vigorous vine growth with high fruit yield. The cultivar produces wines with deep red color, smooth mouthfeel, excellent stability, and good longevity. The cultivar has hermaphroditic self-fertile flowers.
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 variety of muscadine grape plant named ‘Floriana’, substantially as herein described and illustrated.
Read the full patent: US Plant Patent PP31654 in full — the complete specification, every figure, and the file history.