US Plant Patent PP20253
Jenny Brook
Erysimum plant named ‘Jenny Brook’
UNDER PATENT
Still under patent. Protection ends March 31, 2028.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP20253
- Filed
- March 31, 2008
- Granted
- September 1, 2009
- Expires
- March 31, 2028
- Assignee
- HANDLEY ROGER
- Inventor
- HANDLEY ROGER
Abstract
A new Erysimum plant particularly distinguished by flowers which change color through the season starting out as purple-mauve changing to peach and by its upright, long flower stems that are held above green linear foliage 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 Erysimum plant as shown and described herein.
Read the full patent: US Plant Patent PP20253 in full — the complete specification, every figure, and the file history.