US Plant Patent PP20911
Green Queen
Echinacea plant named ‘Green Queen’
UNDER PATENT
Still under patent. Protection ends November 12, 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
- PP20911
- Filed
- November 12, 2008
- Granted
- March 30, 2010
- Expires
- November 12, 2028
- Assignee
- VEEDER MARK
- Inventor
- VEEDER MARK
Abstract
A new and distinct Echinacea purpurea cultivar named ‘Green Queen’ is disclosed, characterized by chartreuse/green flowers, with slight pink blush on the lower ray florets, strong peduncles, and producing many flowers per plant. The new variety is an Echinacea , suitable for outdoor and container gardens as well as cut flower production.
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 Echinacea plant named ‘Green Queen’ as herein illustrated and described.
Read the full patent: US Plant Patent PP20911 in full — the complete specification, every figure, and the file history.