US Plant Patent PP20256
Sunno Yellow
Chrysanthemum plant named ‘Sunno Yellow’
UNDER PATENT
Still under patent. Protection ends February 3, 2028.
Twenty years from the filing date would end on December 17, 2027. This patent earned 48 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20256
- Filed
- December 17, 2007
- Granted
- September 1, 2009
- Expires
- February 3, 2028
- Assignee
- NOODELIJK ROBERT
- Inventor
- NOODELIJK ROBERT
Abstract
A chrysanthemum plant named ‘Sunno Yellow’ characterized by small-sized blooms with yellow ray florets and prolific branching, a natural season flowering date of September 14, a blooming period of 6 weeks, a rounded plant habit and a spreading growth habit, is disclosed.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of chrysanthemum plant as described and illustrated.
Read the full patent: US Plant Patent PP20256 in full — the complete specification, every figure, and the file history.