US Plant Patent PP19797
Power Purple
Chrysanthemum plant named ‘Power Purple’
UNDER PATENT
Still under patent. Protection ends January 30, 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
- PP19797
- Filed
- January 30, 2008
- Granted
- March 3, 2009
- Expires
- January 30, 2028
- Assignee
- WILLY S GREENHOUSE LTD
- Inventor
- VAN SPRONSEN SIMON
Abstract
A new cultivar of Chrysanthemum, ‘Power Purple’, characterized by it's early and free flowering habit, its daisy-type inflorescences with dark purple ray florets and bright yellow disk florets opening from deep purple buds, its vigorous freely branched growth habit, its small leaved dark green foliage and its uniform, rounded and outward spreading plant habit.
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 Chrysanthemum plant named ‘Power Purple’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19797 in full — the complete specification, every figure, and the file history.