US Plant Patent PP28700
Pendleton
Peppermint plant named ‘Pendleton’
UNDER PATENT
Still under patent. Protection ends May 18, 2036.
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
- PP28700
- Filed
- May 18, 2016
- Granted
- November 28, 2017
- Expires
- May 18, 2036
- Assignee
- ESSEX LABORATORIES INC
- Inventor
- ROBERTS DONALD D
Abstract
Mint selection 13-39-9, denominated ‘Pendleton’ peppermint is a new Mentha piperita cultivar that produces an essential oil different in composition and has a compact plant type and resistance to mint rust ( Puccinia menthae ) and mint wilt ( Verticillium dahliae ).
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of peppermint plant, substantially as shown and described, characterized particularly by improving resistance to mint rust and mint wilt, and producing a unique essential oil.
Read the full patent: US Plant Patent PP28700 in full — the complete specification, every figure, and the file history.