US Plant Patent PP32756
Sugrafiftyseven
Grapevine plant named ‘Sugrafiftyseven’
UNDER PATENT
Still under patent. Protection ends December 20, 2039.
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
- PP32756
- Filed
- December 20, 2019
- Granted
- January 19, 2021
- Expires
- December 20, 2039
- Assignee
- SUN WORLD INT LLC
- Inventor
- BACON TERRY A; FRETT TERRENCE J
Abstract
A new and distinct variety of grapevine ‘Sugrafiftyseven’ is characterized by an early harvest date, the production of a large-sized, red and broad elliptic berry. The berries of ‘Sugrafiftyseven’ are very firm.
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 grapevine as herein illustrated and described.
Read the full patent: US Plant Patent PP32756 in full — the complete specification, every figure, and the file history.