US Plant Patent PP17731
Devon Flores
Dianthus plant named ‘Devon Flores’
PUBLIC DOMAIN
Patent expired December 11, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on November 14, 2025. This patent earned 27 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17731
- Filed
- November 14, 2005
- Granted
- May 15, 2007
- Expires
- December 11, 2025
- Assignee
- WHETMAN JOHN
- Inventor
- WHETMAN JOHN
Abstract
A new cultivar of Dianthus plant named ‘DEVON FLORES’ that is characterized by pronounced compact habit, grey-green foliage, and bright magenta flowers. In combination these traits set ‘DEVON FLORES’ 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 ‘DEVON FLORES’ as described and illustrated herein.
Read the full patent: US Plant Patent PP17731 in full — the complete specification, every figure, and the file history.