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The Patent Garden

US Plant Patent PP15397

Wilma

Spiraea plant named ‘Wilma’

PUBLIC DOMAIN

Patent expired March 15, 2023. This plant is in the public domain — anyone may propagate and sell it.

Twenty years from the filing date would end on August 31, 2022. This patent earned 196 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP15397, the photograph of Wilma printed in the patent.
Figure 1 from US Plant Patent PP15397, 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
PP15397
Filed
August 31, 2002
Granted
December 7, 2004
Expires
March 15, 2023
Inventor
WOOD TIMOTHY D

Abstract

A distinct cultivar of Spiraea plant named ‘Wilma’, characterized by its upright and rounded plant habit; freely branching growth habit; red-colored young leaves; freely flowering habit; vibrant pink-colored flowers; and excellent garden performance.

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

It is claimed: 1. A new and distinct cultivar of Spiraea plant named ‘Wilma’, as illustrated and described.

Read the full patent: US Plant Patent PP15397 in full — the complete specification, every figure, and the file history.