US Plant Patent PP20999
Stardust
Dianthus plant named ‘Stardust’
UNDER PATENT
Still under patent. Protection ends August 18, 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
- PP20999
- Filed
- August 18, 2008
- Granted
- May 18, 2010
- Expires
- August 18, 2028
- Assignee
- WHETMAN JOHN
- Inventor
- WHETMAN JOHN
Abstract
A new cultivar of Dianthus plant named ‘STARDUST’ that is characterized by compact habit, grey-green foliage, and double flowers that are pale coral in color. In combination these traits set ‘STARDUST’ 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 ‘STARDUST’ as described and illustrated herein.
Read the full patent: US Plant Patent PP20999 in full — the complete specification, every figure, and the file history.