US Plant Patent PP27396
Buttermilk
Coreopsis plant named ‘Buttermilk’
UNDER PATENT
Still under patent. Protection ends May 24, 2035.
Twenty years from the filing date would end on February 18, 2035. This patent earned 95 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27396
- Filed
- February 18, 2015
- Granted
- November 15, 2016
- Expires
- May 24, 2035
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- KORLIPARA HARINI
Abstract
A new and distinct Coreopsis plant named ‘Buttermilk’ characterized by numerous daisy-type inflorescences that grow to 3.5 cm in diameter, inflorescences that are light yellow, hardy to Zone 6, maybe lower, grass green foliage on short stems, flowering for the whole summer, a low, dense, mounding habit, and excellent vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct Coreopsis plant as herein illustrated and described.
Read the full patent: US Plant Patent PP27396 in full — the complete specification, every figure, and the file history.