US Plant Patent PP28270
Sheegene-17
Grapevine ‘Sheegene-17’
UNDER PATENT
Still under patent. Protection ends May 28, 2034.
Twenty years from the filing date would end on April 12, 2032. This patent earned 776 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28270
- Filed
- April 12, 2012
- Granted
- August 15, 2017
- Expires
- May 28, 2034
- Assignee
- SHEEHAN TIMOTHY P, SHEEHAN GENETICS LLC
- Inventor
- SHEEHAN TIMOTHY P
Abstract
A new and distinct variety of grapevine characterized by the production of medium, green-colored seedless grapes that mature in late August when grown in the San Joaquin Valley of Central California. The grapes of this new variety are produced on strong woody stems and branches and are well adapted to commercial handling.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
The invention claimed is: 1. A new and distinct variety of grapevine substantially as described and illustrated herein, characterized principally by its production of medium, green-colored seedless grapes that mature two to three weeks later than ‘Thompson Seedless’ (unpatented) which is somewhat resembles.
Read the full patent: US Plant Patent PP28270 in full — the complete specification, every figure, and the file history.