US Plant Patent PP4040
Hazel
Geranium plant named Hazel
PUBLIC DOMAIN
Patent expired April 12, 1994. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on May 3, 1996, but this patent ends 752 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
- PP4040
- Filed
- May 3, 1976
- Granted
- April 12, 1977
- Expires
- April 12, 1994
- Assignee
- UNIV IOWA STATE RES FOUND INC
- Inventor
- BUCK GRIFFITH J
Abstract
A new variety of geranium plant distinguished by the large size of its inflorescence and the large size of the florets, its capability to bloom throughout the year with adequate photoperiod, its tolerance of high summer night temperatures, and the intense smoky rose coloring of the flowers.
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 geranium cultivar substantially as herein shown and described, characterized by its abundant production of large umbel-form clusters of very large florets, the intense smoky rose coloring of its flowers, and its resistance to breakage by rain and wind.
Read the full patent: US Plant Patent PP4040 in full — the complete specification, every figure, and the file history.