US Plant Patent PP23744
IFG Nine
Grapevine ‘IFG Nine’
UNDER PATENT
Still under patent. Protection ends September 3, 2031.
Twenty years from the filing date would end on August 24, 2031. This patent earned 10 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23744
- Filed
- August 24, 2011
- Granted
- July 16, 2013
- Expires
- September 3, 2031
- Assignee
- CAIN DAVID, INTERNAT FRUIT GENETICS LLC
- Inventor
- CAIN DAVID
Abstract
This invention is a new and distinct grapevine variety named ‘IFG Nine’ which is characterized by producing naturally large light red, firm, narrow ellipsoid to somewhat cylindrical seedless grapes borne on large clusters. The fruit ripen and are harvestable in early to mid-September.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed: 1. A new and distinct variety of grapevine as herein illustrated and described.
Read the full patent: US Plant Patent PP23744 in full — the complete specification, every figure, and the file history.