US Plant Patent PP20236
Sheegene-9
Grapevine ‘Sheegene-9’
UNDER PATENT
Still under patent. Protection ends October 12, 2027.
Twenty years from the filing date would end on August 30, 2027. This patent earned 43 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20236
- Filed
- August 30, 2007
- Granted
- August 25, 2009
- Expires
- October 12, 2027
- Assignee
- SHEEHAN TIMOTHY P
- Inventor
- SHEEHAN TIMOTHY P
Abstract
A new and distinct variety characterized by a green-colored, medium to large sized seedless grape that ripens during mid-July, approximately one week earlier than the Thompson Seedless Grape (unpatented) when grown in the San Joaquin Valley of Central California. The grapes of this new variety are produced on strong woody 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.
1. A new variety of grapevine to be known as ‘Sheegene-9’, substantially as illustrated and described, characterized principally by its production of green-colored, medium to large sized seedless grapes, that mature earlier in the season of ripening than does the Thompson Seedless Grape (unpatented) that it closely resembles.
Read the full patent: US Plant Patent PP20236 in full — the complete specification, every figure, and the file history.