US Plant Patent PP23994
Rio Red
Caladium plant named ‘Rio Red’
UNDER PATENT
Still under patent. Protection ends April 20, 2032.
Twenty years from the filing date would end on December 29, 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
- PP23994
- Filed
- December 29, 2011
- Granted
- October 15, 2013
- Expires
- April 20, 2032
- Assignee
- HARTMAN ROBERT DALE
- Inventor
- HARTMAN ROBERT DALE
Abstract
A new and distinct cultivar of Caladium plant named ‘Rio Red’, characterized by its upright and mounding plant habit; short to intermediate plant size; uniform plant habit; vigorous and dense growth habit; lance-type leaves with dark greyed purple-colored venation and dark red and greyed purple-colored interveinal areas, reddish green-colored margins and black-colored leaf petioles; and good landscape performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Caladium plant named ‘Rio Red’ as illustrated and described.
Read the full patent: US Plant Patent PP23994 in full — the complete specification, every figure, and the file history.