US Plant Patent PP24636
Blue Ribbon
Blueberry plant named ‘Blue Ribbon’
UNDER PATENT
Still under patent. Protection ends August 21, 2032.
Twenty years from the filing date would end on March 12, 2032. This patent earned 162 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24636
- Filed
- March 12, 2012
- Granted
- July 15, 2014
- Expires
- August 21, 2032
- Inventor
- BRAZELTON DAVID M; WAGNER ADAM L
Abstract
The new blueberry plant variety ‘Blue Ribbon’ is provided. ‘Blue Ribbon’ is a commercial variety intended for the hand harvest market. The variety produces a large berry with exceptional flavor and crunch. ‘Blue Ribbon’ is an early to mid-season variety, producing high yields of excellent quality fruit, with good post-harvest shelf life. The plant is vigorous with a semi-upright to spreading growth habit, and an estimated chilling requirement of 800-1000 hours.
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 blueberry plant named ‘Blue Ribbon’, substantially as illustrated and described herein.
Read the full patent: US Plant Patent PP24636 in full — the complete specification, every figure, and the file history.