US Plant Patent PP16378
Kerr
Kalanchoe plant named ‘Kerr’
PUBLIC DOMAIN
Patent expired May 30, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 24, 2024. This patent earned 157 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16378
- Filed
- December 24, 2004
- Granted
- March 28, 2006
- Expires
- May 30, 2025
- Assignee
- FIDES GOLDSTOCK BREEDING B V
- Inventor
- VLIELANDER IKE
Abstract
A new and distinct cultivar of Kalanchoe plant named ‘Kerr’, characterized by its numerous multi-petalled soft red-colored flowers; upright, uniform and compact plant habit; freely branching growth habit; medium green-colored glossy leaves; and excellent postproduction longevity.
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 Kalanchoe plant named ‘Kerr’, as illustrated and described.
Read the full patent: US Plant Patent PP16378 in full — the complete specification, every figure, and the file history.