US Plant Patent PP23474
Maroon Blush
Heuchera plant named ‘Maroon Blush’
UNDER PATENT
Still under patent. Protection ends September 16, 2031.
Twenty years from the filing date would end on May 26, 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
- PP23474
- Filed
- May 26, 2011
- Granted
- March 12, 2013
- Expires
- September 16, 2031
- Assignee
- BALL HORTICULTURAL CO, LEUE ELLEN
- Inventor
- LEUE ELLEN
Abstract
A new and distinct cultivar of Heuchera plant named ‘Maroon Blush’, characterized by its medium rosy-tan colored mature foliage having prominent brown venation and a silvery appearance, white-pink colored flowers, and moderately vigorous, mounded growth habit, is disclosed.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Heuchera plant named ‘Maroon Blush’, substantially as herein shown and described.
Read the full patent: US Plant Patent PP23474 in full — the complete specification, every figure, and the file history.