US Plant Patent PP16867
Diasroroc
Diascia plant named ‘Diasroroc’
PUBLIC DOMAIN
Patent expired March 13, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 1, 2024. This patent earned 102 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16867
- Filed
- December 1, 2004
- Granted
- July 25, 2006
- Expires
- March 13, 2025
- Assignee
- SYNGENTA SEEDS BV
- Inventor
- STEMKENS HENRICUS G W
Abstract
A new Diascia plant particularly distinguished by its rosy white flowers, which produces no seeds, and has a growing habit that is compact.
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 Diascia plant named ‘Diasroroc,’ as substantially illustrated and described herein.
Read the full patent: US Plant Patent PP16867 in full — the complete specification, every figure, and the file history.