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The Patent Garden

US Plant Patent PP18691

Meiwimova

Hybrid tea rose plant named ‘Meiwimova’

PUBLIC DOMAIN

Patent expired May 8, 2026. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on November 9, 2025. This patent earned 180 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP18691, the photograph of Meiwimova printed in the patent.
Figure 1 from US Plant Patent PP18691, 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
PP18691
Filed
November 9, 2005
Granted
April 1, 2008
Expires
May 8, 2026
Inventor
MEILLAND ALAIN A

Abstract

A new and distinct variety of Hybrid Tea rose plant is provided which abundantly forms on a substantially continuous basis attractive elegant long-lasting double white blossoms wherein the blossom petals of a mature blossom tend to enclose the central portion of the blossom. The new variety is a spontaneous mutation of unknown causation of the ‘Meivamo’ variety (U.S. Plant Pat. No. 8,619). The plant exhibits a vigorous and upright growth habit, and strong and vigorous dark green foliage with a glossy aspect. No particular susceptibility to crytogamic diseases has been observed. The attractive dark green foliage contrasts nicely with the pure white blossom coloration. The new variety is well suited for cut flower production under greenhouse growing conditions. Excellent forcing has been observed particularly during the winter.

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 Hybrid Tea rose plant characterized by the following combination of characteristics: (a) exhibits a vigorous and upright growth habit that is substantially identical to that of the ‘Meivamo’ variety (U.S. Plant Pat. No. 8,619), (b) forms in abundance elegant long-lasting double while blossoms wherein the blossom petals of a mature blossom tend to enclose the central portion of the blossom unlike the ‘Meivamo’ variety, (c) forms strong and vigorous dark glossy green vegetation that contrasts well with the white blossom coloration, and (d) is well adapted for greenhouse forcing to produce cut flowers, and (e) is not particularly affected by cryptogramic diseases; substantially as herein shown and described.

Read the full patent: US Plant Patent PP18691 in full — the complete specification, every figure, and the file history.