US Plant Patent PP33205
NCRX4
Azalea plant named ‘NCRX4’
UNDER PATENT
Still under patent. Protection ends June 16, 2040.
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
- PP33205
- Filed
- June 16, 2020
- Granted
- June 29, 2021
- Expires
- June 16, 2040
- Assignee
- UNIV NORTH CAROLINA STATE
- Inventor
- RANNEY THOMAS GREEN; TOUCHELL DARREN H; PALMER IRENE; NUS ANDRA WINDORF; LYNCH NATHAN P
Abstract
A new and distinct cultivar of Rhododendron plant named ‘NCRX4’ having large, semi-double lavender flowers, a profuse spring flower display, fall reblooming, and a dense, compact habit. Plants exhibit mid-sized habit and propagate readily from stem cuttings. The new cultivar is a Rhododendron , suitable for ornamental garden purposes.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of Rhododendron plant named ‘NCRX4’ as herein illustrated and described.
Read the full patent: US Plant Patent PP33205 in full — the complete specification, every figure, and the file history.