US Plant Patent PP26412
MN55
Apple tree named ‘MN55’
UNDER PATENT
Still under patent. Protection ends June 9, 2034.
Twenty years from the filing date would end on February 18, 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
- PP26412
- Filed
- February 18, 2014
- Granted
- February 16, 2016
- Expires
- June 9, 2034
- Assignee
- UNIV MINNESOTA, LUBY JAMES, BEDFORD DAVID
- Inventor
- BEDFORD DAVID; LUBY JAMES
Abstract
A new cultivar of apple tree, ‘MN55’, that is characterized by its fruit that is early ripening, its fruit that are globose-conical in shape and medium to large in size, its fruit with a texture that is very crisp and juicy, which is maintained during storage, its fruit with a long storage life, its fruit skin that is 75 to 95% red in color over a yellow-green background color, its firmness of 14 to 19 lbs. at harvest, its spreading to upright plant habit, and its vigorous growth habit.
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 variety of apple tree named ‘MN55’ as herein illustrated and described.
Read the full patent: US Plant Patent PP26412 in full — the complete specification, every figure, and the file history.