US Plant Patent PP21162
Starburst
Dianthus plant named ‘Starburst’
UNDER PATENT
Still under patent. Protection ends August 19, 2028.
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
- PP21162
- Filed
- August 19, 2008
- Granted
- July 13, 2010
- Expires
- August 19, 2028
- Assignee
- WHETMAN JOHN
- Inventor
- WHETMAN JOHN
Abstract
A new cultivar of Dianthus plant named ‘STARBURST’ that is characterized by compact habit, grey-green foliage, and semi-double flowers that are cherry red with white markings. In combination these traits set ‘STARBURST’ apart from all other existing varieties of Dianthus known to the inventor.
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 Dianthus plant named ‘STARBURST’ as described and illustrated herein.
Read the full patent: US Plant Patent PP21162 in full — the complete specification, every figure, and the file history.