US Plant Patent PP15926
Smiley Face
Hibiscus rosa-sinensis plant named ‘Smiley Face’
PUBLIC DOMAIN
Patent expired May 14, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on January 23, 2024. This patent earned 112 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP15926
- Filed
- January 23, 2004
- Granted
- August 23, 2005
- Expires
- May 14, 2024
- Assignee
- HINES NURSERIES INC
- Inventor
- SCHLUETER BARRY
Abstract
A new plant variety of Hibiscus rosa - sinensis named ‘Smiley Face’, characterized by an intense red-orange bloom, spotted and splotched with yellow marks along the outer rime of the flower. It is a free-flowering plant with an upright, compact habit. The foliage is glossy and dark green.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of Hibiscus rosa - sinensis plant, named ‘Smiley Face’, substantially as shown and described.
Read the full patent: US Plant Patent PP15926 in full — the complete specification, every figure, and the file history.