US Plant Patent PP22055
UF331
Caladium plant named ‘UF331’
UNDER PATENT
Still under patent. Protection ends March 24, 2029.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP22055
- Filed
- March 24, 2009
- Granted
- August 2, 2011
- Expires
- March 24, 2029
- Inventor
- DENG ZHANAO; HARBAUGH BRENT
Abstract
A new Caladium plant named ‘UF331’ particularly distinguished by its lance leaves with large dark green veins and white to red-purple interveinal areas, and demonstrated potential to produce attractive and sun-tolerant plants in outdoor sunny landscapes, and produce attractive pot plants when tubers are forced in containers, 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 Caladium plant as shown and described herein.
Read the full patent: US Plant Patent PP22055 in full — the complete specification, every figure, and the file history.