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The Patent Garden

US Plant Patent PP5034

Hibiscus plant

PUBLIC DOMAIN

Patent expired December 21, 2001. This plant is in the public domain — anyone may propagate and sell it.

No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record

Patent number
PP5034
Filed
December 21, 1981
Granted
April 12, 1983
Expires
December 21, 2001
Inventor
LUDICK ROBERTA J

No cultivar name of record

This patent does not name the plant. Through the 1980s and early 1990s that was still common: naming every new cultivar only became standard practice as plants began to be marketed under brand names. The grant identifies this one by its number and by a written description instead.

Nothing here is missing from our records: the patent itself states no name. Where one exists we show it, and we do not invent one.

Abstract

A new distinct variety of hibiscus plant, of the Rosa-sinensis species, having long-lasting, double blooms.

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 variety of hibiscus plant, of Rosa-sinensis species, substantially as herein described and illustrated, and characterized particularly as to novelty by its vigorous, upright habit of growth, its crisp green foliage, and its brilliant, long-lasting flowers.

Read the full patent: US Plant Patent PP5034 in full — the complete specification, every figure, and the file history.