US Plant Patent PP25301
JFS-KW78
Red maple tree named ‘JFS-KW78’
UNDER PATENT
Still under patent. Protection ends September 5, 2033.
Twenty years from the filing date would end on March 5, 2033. This patent earned 184 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25301
- Filed
- March 5, 2013
- Granted
- February 24, 2015
- Expires
- September 5, 2033
- Assignee
- FRANK SCHMIDT & SON CO J
- Inventor
- WARREN KEITH S
Abstract
A new variety of red maple with a unique combination of characteristics, combining a tightly fastigiate branching habit, an extremely narrow to columnar form, small leaves with long acuminate tips that produce a delicate appearance, and bright fall color.
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 red maple tree, substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP25301 in full — the complete specification, every figure, and the file history.