US Plant Patent PP24407
DrisBlueFour
Blueberry plant named ‘DrisBlueFour’
UNDER PATENT
Still under patent. Protection ends November 10, 2032.
Twenty years from the filing date would end on September 11, 2032. This patent earned 60 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24407
- Filed
- September 11, 2012
- Granted
- April 29, 2014
- Expires
- November 10, 2032
- Inventor
- CASTER BRIAN K; IZZO JENNIFER K; DRAPER ARLEN
Abstract
A new and distinct variety of blueberry plant named ‘DrisBlueFour’ particularly distinguished by having a very low chilling requirement, high productivity and firm, sweet berries with intense blue color and aromatic flavor, is disclosed.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct variety of blueberry plant named ‘DrisBlueFour’ as shown and described herein.
Read the full patent: US Plant Patent PP24407 in full — the complete specification, every figure, and the file history.