US Plant Patent PP23481
Opstal 10
Pieris plant named ‘Opstal 10’
UNDER PATENT
Still under patent. Protection ends November 23, 2031.
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
- PP23481
- Filed
- November 23, 2011
- Granted
- March 19, 2013
- Expires
- November 23, 2031
- Inventor
- VAN OPSTAL RONNIE ADRIANUS ANTONIUS
Abstract
A new cultivar of Pieris , ‘Opstal 10’, that is characterized by its leaves that are variegated with deep green center and creamy yellow margins with the leaf tips young leaves red-purple and its large inflorescences with flowers that open light pinkish red in color and mature to white and lightly suffused with light pink near the apex.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Pieris plant named ‘Opstal 10’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP23481 in full — the complete specification, every figure, and the file history.