US Plant Patent PP28972
WHA01
Rhododendron plant named ‘WHA01’
UNDER PATENT
Still under patent. Protection ends August 18, 2036.
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
- PP28972
- Filed
- August 18, 2016
- Granted
- February 20, 2018
- Expires
- August 18, 2036
- Assignee
- HARRELL WINFRED
- Inventor
- HARRELL WINFRED
Abstract
A new and distinct Rhododendron cultivar named ‘WHA01’ is disclosed, characterized by distinctive full double pink flowers. Plants are upright and vigorous. Plants bloom Spring, Summer and Fall and exhibit good tolerance to environmental stressors. 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 ‘WHA01’ as herein illustrated and described.
Read the full patent: US Plant Patent PP28972 in full — the complete specification, every figure, and the file history.