US Plant Patent PP21647
Sunviocoba
Viola plant named ‘Sunviocoba’
UNDER PATENT
Still under patent. Protection ends October 2, 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
- PP21647
- Filed
- October 2, 2009
- Granted
- January 18, 2011
- Expires
- October 2, 2029
- Assignee
- SUNTORY FLOWERS LTD
- Inventor
- TAKAMURA NAOTO
Abstract
A new and distinct cultivar of Viola plant named ‘Sunviocoba’, characterized by its semi-upright to outwardly spreading plant habit; vigorous growth habit; freely branching habit; freely flowering habit; and dark violet-colored flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Viola plant named ‘Sunviocoba’ as illustrated and described.
Read the full patent: US Plant Patent PP21647 in full — the complete specification, every figure, and the file history.