US Plant Patent PP20023
Core Yel
Coreopsis plant named ‘Core Yel’
UNDER PATENT
Still under patent. Protection ends April 28, 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
- PP20023
- Filed
- April 28, 2008
- Granted
- May 26, 2009
- Expires
- April 28, 2028
- Assignee
- GOLDSMITH SEEDS INC
- Inventor
- PERKINS RALPH T
Abstract
A new and distinct cultivar of Coreopsis plant named ‘Core Yel’, characterized by its compact, upright and somewhat outwardly spreading plant habit; vigorous growth habit; freely branching habit; freely flowering habit; flat and full single inflorescences with bright yellow-colored ray florets and a red-colored “eye”; and strong peduncles.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Coreopsis plant named ‘Core Yel’ as illustrated and described.
Read the full patent: US Plant Patent PP20023 in full — the complete specification, every figure, and the file history.