US Plant Patent PP33757
MC-51
Apple tree named ‘MC-51’
UNDER PATENT
Still under patent. Protection ends April 22, 2039.
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
- PP33757
- Filed
- April 22, 2019
- Granted
- December 21, 2021
- Expires
- April 22, 2039
- Inventor
- MCLEAN ALLAN
Abstract
‘MC-51’ is a whole tree mutation of the ‘MC38’ variety of apple tree, characterized by the early and homogeneous coloration of its fruit.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
The invention claimed is: 1. A new and distinct apple tree substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP33757 in full — the complete specification, every figure, and the file history.