US Plant Patent PP10847
Carolonia
Paulownia×Elongata tree named `Carolonia`
PUBLIC DOMAIN
Patent expired February 16, 2015. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on November 15, 2017, but this patent ends 1,003 days earlier — a terminal disclaimer gives term back. A source that calculates twenty years from filing would tell you this plant is still protected when it is already free.
The record
- Patent number
- PP10847
- Filed
- November 15, 1997
- Granted
- April 6, 1999
- Expires
- February 16, 2015
- Inventor
- CORBETT SCOT G; JORDAN CARL F; YING-QIANG HUO
Abstract
A paulownia tree which combines the fast-growing characteristics of Paulownia fortunei and the cold tolerance of Paulownia tomentosa.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct variety of Paulownia tree as shown and described, which combines the fast-growing characteristics of Paulownia fortunei and the cold tolerance of Paulownia tomentosa.
Read the full patent: US Plant Patent PP10847 in full — the complete specification, every figure, and the file history.