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The Patent Garden

US Plant Patent PP19051

Curtina

Curcuma plant named ‘Curtina’

PUBLIC DOMAIN

Patent expired August 1, 2026. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on May 11, 2026. This patent earned 82 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP19051, the photograph of Curtina printed in the patent.
Figure 1 from US Plant Patent PP19051, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP19051
Filed
May 11, 2006
Granted
July 29, 2008
Expires
August 1, 2026
Inventor
VAN DER KNAAP LEONARDUS JOHANN

Abstract

A new curcuma plant particularly distinguished by deep-purple flowers with red tips and green leaves with red veins is disclosed.

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 curcuma plant as shown and described herein.

Read the full patent: US Plant Patent PP19051 in full — the complete specification, every figure, and the file history.