US Plant Patent PP26162
Black Taffeta
Heuchera plant named ‘Black Taffeta’
UNDER PATENT
Still under patent. Protection ends January 6, 2034.
Twenty years from the filing date would end on July 12, 2033. This patent earned 178 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26162
- Filed
- July 12, 2013
- Granted
- November 24, 2015
- Expires
- January 6, 2034
- Assignee
- TERRA NOVA NURSERIES INC
- Inventor
- EGGER JANET N
Abstract
A new and distinct Heuchera plant substantially as shown and described, characterized by large, shiny, red brown to almost black leaves, very ruffled leaves showing purple backs, a medium large plant size, light pink flowers in spring on short flower stalks, 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 Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP26162 in full — the complete specification, every figure, and the file history.