US Plant Patent PP24273
Rio
Heuchera plant named ‘Rio’
UNDER PATENT
Still under patent. Protection ends October 2, 2032.
Twenty years from the filing date would end on May 16, 2032. This patent earned 139 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24273
- Filed
- May 16, 2012
- Granted
- February 25, 2014
- Expires
- October 2, 2032
- Assignee
- TERRA NOVA NURSERIES INC, EGGER JANET N
- Inventor
- EGGER JANET N
Abstract
A new and distinct Heuchera plant characterized by medium size leaves that change color depending on the temperature, with red spring leaves and veiled summer leaves which change from red to tan, winter leaves are veiled olive green, short flowering stems with showy white flowers, reblooming all spring, summer, fall, an excellent, multi-crowned, medium 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 Heuchera plant as herein illustrated and described.
Read the full patent: US Plant Patent PP24273 in full — the complete specification, every figure, and the file history.