US Plant Patent PP22128
Yapard
Ophiopogon plant named ‘Yapard’
UNDER PATENT
Still under patent. Protection ends January 19, 2030.
Twenty years from the filing date would end on December 14, 2029. This patent earned 36 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22128
- Filed
- December 14, 2009
- Granted
- September 6, 2011
- Expires
- January 19, 2030
- Assignee
- YANDALL STEPHEN, YANDALL SUSAN
- Inventor
- YANDALL STEPHEN; YANDALL SUSAN
Abstract
A new cultivar of Ophiopogon, ‘YAPARD’, characterized by its long and wide dark grey-green to dark grey-purple colored foliage, its abundance of flowers, and its vigorous growth habit with a high rate of adventitious root development.
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 Ophiopogon plant named ‘YAPARD’ as herein illustrated and described.
Read the full patent: US Plant Patent PP22128 in full — the complete specification, every figure, and the file history.