US Plant Patent PP16237
PER6401
Poinsettia plant named ‘PER6401’
PUBLIC DOMAIN
Patent expired November 27, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 30, 2024. This patent earned 58 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16237
- Filed
- September 30, 2004
- Granted
- February 7, 2006
- Expires
- November 27, 2024
- Assignee
- PAUL ECKE RANCH
- Inventor
- KOBAYASHI RUTH
Abstract
A new and distinct cultivar of Poinsettia plant named ‘PER6401’, characterized by its inflorescences with light red-colored flower bracts with random pale yellow-colored flecks; dark green-colored leaves; uniform, compact, upright and mounded plant habit; early season flowering; natural season flower maturity date is late November for plants grown in Encinitas, Calif.; and excellent post-production longevity.
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 named ‘PER6401’, as illustrated and described.
Read the full patent: US Plant Patent PP16237 in full — the complete specification, every figure, and the file history.