US Plant Patent PP13578
Pixie
Dianthus plant named ‘Pixie’
PUBLIC DOMAIN
Patent expired December 7, 2021. This plant is in the public domain — anyone may propagate and sell it.
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
- PP13578
- Filed
- December 7, 2001
- Granted
- February 18, 2003
- Expires
- December 7, 2021
- Assignee
- UNIV NEBRASKA
- Inventor
- FLEMING DAVID W; ZWETZIG GRETCHEN A
Abstract
A distinct cultivar of Dianthus plant named ‘Pixie’, characterized by its compact, mounded and low-growing plant habit; freely basal branching habit; blue green-colored foliage; numerous red purple-colored flowers with lighter red purple spots and margins; and hardiness rating to USDA zone 4.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of Dianthus plant named ‘Pixie’, as illustrated and described.
Read the full patent: US Plant Patent PP13578 in full — the complete specification, every figure, and the file history.