US Plant Patent PP4102
Feuerwerk II
Kalanchoe plant
PUBLIC DOMAIN
Patent expired September 13, 1994. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on July 28, 1996, but this patent ends 684 days earlier — a terminal disclaimer gives term back. A source that calculates twenty years from filing would tell you this plant is still protected when it is already free.
The record
- Patent number
- PP4102
- Filed
- July 28, 1976
- Granted
- September 13, 1977
- Expires
- September 13, 1994
- Assignee
- MIKKELSENS INC
- Inventor
- GROB ADOLF
Abstract
This invention relates to a mutation of the Feuerwerk Kalanchoe, differing therefrom by having a more distinct flower color, larger and more distinct foliage, and better overall growth qualities.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct cultivar of Kalanchoe known by the cultivar name Feuerwerk II and particularly characterized as to uniqueness by the combined characteristics of relatively large foliage with highly crenated margins; relatively thick and strong peduncles which provide a more open placement of flowers; relatively large, dark red flowers; excellent growth qualities and vigor, with the growth being upright and compact; excellent flower placement, flower size and keeping qualities, and by its resistance to fading under high light and high temperature conditions.
Read the full patent: US Plant Patent PP4102 in full — the complete specification, every figure, and the file history.