US Plant Patent PP13389
Klerotyst
Geranium plant named ‘Klerotyst’
PUBLIC DOMAIN
Patent expired June 13, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on June 11, 2021. This patent earned 2 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13389
- Filed
- June 11, 2001
- Granted
- December 17, 2002
- Expires
- June 13, 2021
- Assignee
- KLEMM & SOHN GMBH & CO KG
- Inventor
- KLEMM NILS
Abstract
A new and distinct cultivar of Ivy Geranium plant named ‘Klerotyst’, characterized by its uniform and cascading growth habit; dark green-colored leaves with zonation pattern; and light purple-colored double flowers.
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 Ivy Geranium plant named ‘Klerotyst’, as herein illustrated and described.
Read the full patent: US Plant Patent PP13389 in full — the complete specification, every figure, and the file history.