US Plant Patent PP17657
Carousel Dark Red
Poinsettia plant named ‘Carousel Dark Red’
PUBLIC DOMAIN
Patent expired February 23, 2026. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on February 21, 2026. This patent earned 2 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17657
- Filed
- February 21, 2006
- Granted
- April 24, 2007
- Expires
- February 23, 2026
- Assignee
- FISCHER HORTICULTURE LLC
- Inventor
- GOTOU SHOJI
Abstract
A new poinsettia plant particularly distinguished by relatively short, deep-red bracts with curled margins forming a rosette-like inflorescence, deep-green foliage with ovate leaves and weak lobes, upright directed branches and a mid-season flowering response 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 poinsettia plant as shown and described herein.
Read the full patent: US Plant Patent PP17657 in full — the complete specification, every figure, and the file history.