US Plant Patent PP19798
Power White
Chrysanthemum plant named ‘Power White’
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
- PP19798
- 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 White’, characterized by it's early and free flowering habit, its daisy-type inflorescences with bright white ray florets and bright yellow disk florets, its vigorous freely branched growth habit, its 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 White’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19798 in full — the complete specification, every figure, and the file history.