US Plant Patent PP16029
Devon Yolande
Dianthus plant named ‘Devon Yolande’
PUBLIC DOMAIN
Patent expired November 25, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on March 22, 2024. This patent earned 248 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16029
- Filed
- March 22, 2004
- Granted
- October 11, 2005
- Expires
- November 25, 2024
- Assignee
- WHETMAN JOHN
- Inventor
- WHETMAN JOHN
Abstract
A new cultivar of Dianthus plant named ‘Devon Yolande’ that is characterized by compact mounding habit, grayish blue-green foliage and fragrant pink flowers with red-purple markings. In combination these traits set ‘Devon Yolande’ 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 Yolande’ as described and illustrated herein.
Read the full patent: US Plant Patent PP16029 in full — the complete specification, every figure, and the file history.