US Plant Patent PP31298
Northern Spire
Thuja plant named ‘Northern Spire’
UNDER PATENT
Still under patent. Protection ends November 6, 2038.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP31298
- Filed
- November 6, 2018
- Granted
- December 31, 2019
- Expires
- November 6, 2038
- Assignee
- JRT NURSERIES
- Inventor
- HICKS JEFF
Abstract
A new cultivar of Thuja plicata named ‘Northern Spire’ that is characterized by its tightly branched growth habit, its uniform and narrow pyramidal plant habit that is ideal for hedging, its resistance to Keithia blight, its foliage that is dark green in spring and summer and turns russet red in fall and winter, and its deer resistance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of Thuja plant named ‘Northern Spire’ as herein illustrated and described.
Read the full patent: US Plant Patent PP31298 in full — the complete specification, every figure, and the file history.