US Plant Patent PP20260
Esm Kalua
Hypericum plant named ‘Esm Kalua’
UNDER PATENT
Still under patent. Protection ends December 15, 2027.
Twenty years from the filing date would end on November 30, 2027. This patent earned 15 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20260
- Filed
- November 30, 2007
- Granted
- September 1, 2009
- Expires
- December 15, 2027
- Assignee
- ESMERALDA BREEDING BV
- Inventor
- HOOIJMAN ALOYSIUS A J
Abstract
A new and distinct cultivar of Hypericum plant named ‘Esm Kalua’, characterized by its upright, symmetrical and long flowering stems; moderately vigorous growth habit; dark green-colored leaves; uniform and freely flowering habit; uniform and high density of fruits; and large spherical greenish white-colored fruits.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Hypericum plant named ‘Esm Kalua’ as illustrated and described.
Read the full patent: US Plant Patent PP20260 in full — the complete specification, every figure, and the file history.