US Plant Patent PP23173
Root Beer
Heuchera plant named ‘Root Beer’
UNDER PATENT
Still under patent. Protection ends June 18, 2031.
Twenty years from the filing date would end on February 25, 2031. This patent earned 113 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23173
- Filed
- February 25, 2011
- Granted
- November 6, 2012
- Expires
- June 18, 2031
- Assignee
- TERRA NOVA NURSERIES INC, EGGER JANET N
- Inventor
- EGGER JANET N
Abstract
A new and distinct Heuchera plant characterized by medium red brown leaves year round, very free flowering on medium to short flower stalks, creamy yellow flowers on red peduncles, well branched, mounding habit, and excellent vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP23173 in full — the complete specification, every figure, and the file history.