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The Patent Garden

US Plant Patent PP4123

Jade

Chrysanthemum plant

PUBLIC DOMAIN

Patent expired October 11, 1994. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on August 6, 1996, but this patent ends 665 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
PP4123
Filed
August 6, 1976
Granted
October 11, 1977
Expires
October 11, 1994
Inventor
JESSEL JR WALTER H; DUFFETT WILLIAM E

Abstract

A novel chrysanthemum of spider inflorescence type, having a 9 week response, and the ability to produce quality blooms throughout the year.

Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.

we claim: 1. A new and distinct cultivar of Chrysanthemum morifolium, Ramat. plant known by the cultivar name Jade and particularly characterized as to uniqueness by the combined characteristics of flat inflorescence form, reflexing slightly at full maturity; spider inflorescence type; ivory white inflorescence color; diameter across face of inflorescence ranging from 140 to 165 mm at maturity; uniform 9 week photoperiodic flowering response to short days; medium plant height; and semi-spreading branching pattern.

Read the full patent: US Plant Patent PP4123 in full — the complete specification, every figure, and the file history.