US Plant Patent PP18880
Pinwheel
Coreopsis plant named ‘Pinwheel ’
UNDER PATENT
Still under patent. Protection ends January 26, 2027.
Twenty years from the filing date would end on December 12, 2026. This patent earned 45 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18880
- Filed
- December 12, 2006
- Granted
- June 3, 2008
- Expires
- January 26, 2027
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Coreopsis plant named ‘Pinwheel’ characterized by large daisy-type flowers that are about 4 cm in diameter, ray florets that are quilled or tubular rather than flat, deep green foliage, light yellow flower color, very free branching, very free flowering, and a mounding habit.
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 as herein illustrated and described.
Read the full patent: US Plant Patent PP18880 in full — the complete specification, every figure, and the file history.