US Plant Patent PP29501
Sugrafiftyone
Grapevine plant named ‘Sugrafiftyone’
UNDER PATENT
Still under patent. Protection ends December 23, 2036.
Twenty years from the filing date would end on September 22, 2036. This patent earned 92 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP29501
- Filed
- September 22, 2016
- Granted
- July 17, 2018
- Expires
- December 23, 2036
- Assignee
- SUN WORLD INT LLC
- Inventor
- BACON TERRY A
Abstract
A new and distinct variety of grapevine ‘Sugrafiftyone’ is characterized by early harvest date, the production of a large-sized, green, obtuse-ovoid berry and a large bunch size. The berries of ‘Sugrafiftyone’ 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 PP29501 in full — the complete specification, every figure, and the file history.