US Plant Patent PP24693
Thunderhead
Sedum plant named ‘Thunderhead’
UNDER PATENT
Still under patent. Protection ends February 13, 2033.
Twenty years from the filing date would end on October 16, 2032. This patent earned 120 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24693
- Filed
- October 16, 2012
- Granted
- July 22, 2014
- Expires
- February 13, 2033
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct hybrid of Sedum plant substantially as shown and described, characterized by medium deep red purple flowers in very large inflorescences, dusky, dark leaves, strong, upright stems, and a medium, clumping habit.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct hybrid of Sedum plant as herein illustrated and described.
Read the full patent: US Plant Patent PP24693 in full — the complete specification, every figure, and the file history.