US Plant Patent PP20003
BLUE HAWAII
Colocasia plant named ‘BLUE HAWAII’
UNDER PATENT
Still under patent. Protection ends January 4, 2028.
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
- PP20003
- Filed
- January 4, 2008
- Granted
- May 19, 2009
- Expires
- January 4, 2028
- Assignee
- CHO JOHN
- Inventor
- CHO JOHN
Abstract
A new cultivar of cultivar of Colocasia plant named ‘BLUE HAWAII’ that is characterized by a combination of large green leaves with prominent bluish purple veins, undulating bluish purple margin, a matte finish and semi-glossy burgundy colored petioles. In combination these characteristics distinguish ‘BLUE HAWAII’ from all other varieties of Colocasia known to the inventor.
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 Colocasia plant named ‘BLUE HAWAII’ as described and illustrated herein.
Read the full patent: US Plant Patent PP20003 in full — the complete specification, every figure, and the file history.