US Plant Patent PP22014
A-1
Zoysiagrass plant ‘A-1’
UNDER PATENT
Still under patent. Protection ends May 14, 2029.
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
- PP22014
- Filed
- May 14, 2009
- Granted
- July 5, 2011
- Expires
- May 14, 2029
- Assignee
- GeneGro Pty Ltd
- Inventor
- LOCH DONALD S
Abstract
An asexually reproduced cultivar of perennial zoysiagrass that possesses a unique combination of characteristics including high turf quality and density under mowing, good shade tolerance, salinity tolerance, resistance to zoysia rust and Rhizoctonia blight, moderate to good resistance to tropical sod webworm and armyworm, and a distinctive DNA profile.
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 Zoysia matrella Merr. plant named ‘A-1’ as described and illustrated herein.
Read the full patent: US Plant Patent PP22014 in full — the complete specification, every figure, and the file history.