US Plant Patent PP21898
Viviana Yellow
Chrysanthemum plant named ‘Viviana Yellow’
UNDER PATENT
Still under patent. Protection ends December 16, 2029.
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
- PP21898
- Filed
- December 16, 2009
- Granted
- May 3, 2011
- Expires
- December 16, 2029
- Assignee
- PARATY BVBA
- Inventor
- PIETERS DIRK
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Viviana Yellow’, characterized by its compact, upright, outwardly spreading and rounded plant habit; freely branching habit; dense and full plant habit; uniform, freely and early flowering habit; and semi-double type inflorescences with yellow-colored ray florets.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Chrysanthemum plant named ‘Viviana Yellow’ as illustrated and described.
Read the full patent: US Plant Patent PP21898 in full — the complete specification, every figure, and the file history.