US Plant Patent PP26642
Keiko
Japanese haskap plant named ‘Keiko’
UNDER PATENT
Still under patent. Protection ends December 3, 2034.
Twenty years from the filing date would end on August 14, 2034. This patent earned 111 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP26642
- Filed
- August 14, 2014
- Granted
- April 26, 2016
- Expires
- December 3, 2034
- Assignee
- MAXINE M THOMPSON TRUST, THOMPSON MAXINE M
- Inventor
- THOMPSON MAXINE M
Abstract
A new cultivar of Japanese haskap plant, ‘Keiko’, that is characterized by its upright and spreading plant habit, its vigorous growth habit, its high fruit yields, its frost tolerant flowers, its fruits that are medium large in size, oval in shape, medium firmness, produce little juice, good sweet and tart tasting, and maintain their appearance, firmness and taste for at least 4 weeks in cold storage at 33° F. to 35° F., and its little or no disease or pest problems requiring no chemicals for desirable fruit production.
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 cultivar of Japanese haskap plant named ‘Keiko’ as herein illustrated and described.
Read the full patent: US Plant Patent PP26642 in full — the complete specification, every figure, and the file history.