US Plant Patent PP21572
Cabaret
Mahonia plant named ‘Cabaret’
UNDER PATENT
Still under patent. Protection ends January 5, 2030.
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
- PP21572
- Filed
- January 5, 2010
- Granted
- December 14, 2010
- Expires
- January 5, 2030
- Assignee
- Valkplant BV
- Inventor
- VERBOOM KLAAS WILLEM
Abstract
A new cultivar of hybrid Mahonia, ‘Cabaret’, characterized by its late bloom season flowering from late August/early September to mid November in The Netherlands, its compact plant habit, and its orange-red flower buds followed by red berries.
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 Mahonia plant named ‘Cabaret’ as herein illustrated and described.
Read the full patent: US Plant Patent PP21572 in full — the complete specification, every figure, and the file history.