US Plant Patent PP27413
Starbright
Coreopsis plant named ‘Starbright’
UNDER PATENT
Still under patent. Protection ends August 19, 2035.
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
- PP27413
- Filed
- August 19, 2015
- Granted
- November 22, 2016
- Expires
- August 19, 2035
- Assignee
- PROBST DARRELL R
- Inventor
- PROBST DARRELL R
Abstract
A new cultivar of hybrid Coreopsis named ‘Starbright’ that is characterized by its compact plant habit, its nearly sterile florets result in a floriferous and long bloom season that does not require deadheading with bloom commencing in mid June and lasting until hard frost in Connecticut, its very large inflorescences with ray florets that are light yellow in color with a maroon eye zone, its cold hardiness at least to U.S.D.A. Zone 5, and its resistance to powdery mildew and leaf spot.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of Coreopsis plant named ‘Starbright’ as herein illustrated and described.
Read the full patent: US Plant Patent PP27413 in full — the complete specification, every figure, and the file history.