US Plant Patent PP19972
Senna
Agapanthus Plant Named ‘Senna’
UNDER PATENT
Still under patent. Protection ends May 21, 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
- PP19972
- Filed
- May 21, 2008
- Granted
- April 28, 2009
- Expires
- May 21, 2028
- Assignee
- ZONNEVELD PIET
- Inventor
- ZONNEVELD PIET
Abstract
A new cultivar of Agapanthus named ‘Senna’, characterized by its very tall strong peduncles that are purple-black in color and held erect, its free-flowering habit with umbels of violet blue flowers, and its longevity as a cut flower of 2 weeks.
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 Agapanthus plant named ‘Senna’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19972 in full — the complete specification, every figure, and the file history.