US Plant Patent PP35907
UC Keystone
Strawberry plant named ‘UC Keystone’
UNDER PATENT
Still under patent. Protection ends April 17, 2043.
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
- PP35907
- Filed
- April 17, 2023
- Granted
- July 2, 2024
- Expires
- April 17, 2043
- Assignee
- UNIV CALIFORNIA
- Inventor
- KNAPP STEVEN J; COLE GLENN S
Abstract
‘UC Keystone’ is a ‘day-neutral’ flowering cultivar of a strawberry plant that produces exceptionally high yields of firm, long shelf-life fruit and is resistant to Fusarium wilt, Verticillium wilt, and Phytophthora crown rot.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of strawberry plant named ‘UC Keystone’, substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP35907 in full — the complete specification, every figure, and the file history.