US Plant Patent PP25428
Zipper
Heuchera plant named ‘Zipper’
UNDER PATENT
Still under patent. Protection ends October 3, 2033.
Twenty years from the filing date would end on July 12, 2033. This patent earned 83 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25428
- Filed
- July 12, 2013
- Granted
- April 7, 2015
- Expires
- October 3, 2033
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct Heuchera plant substantially as shown and described, characterized by large, glossy, very ruffled, golden amber to orange leaves, a medium plant size, insignificant flowers in spring, and good 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 Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP25428 in full — the complete specification, every figure, and the file history.