US Plant Patent PP24442
JFS-KW2QX
Hybrid oak tree named ‘JFS-KW2QX’
UNDER PATENT
Still under patent. Protection ends November 23, 2032.
Twenty years from the filing date would end on February 21, 2032. This patent earned 276 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24442
- Filed
- February 21, 2012
- Granted
- May 13, 2014
- Expires
- November 23, 2032
- Assignee
- FRANK SCHMIDT & SON CO J, WARREN KEITH S
- Inventor
- WARREN KEITH S
Abstract
A variety of hybrid oak which combines fast first year growth, dense branching, a tightly fastigiate growth habit, and a narrowly columnar shape with deeply colored summer foliage and powdery mildew resistance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of hybrid oak tree, substantially as herein shown and described.
Read the full patent: US Plant Patent PP24442 in full — the complete specification, every figure, and the file history.