US Plant Patent PP20551
13S2009
Cherry tree named ‘13S2009’
PUBLIC DOMAIN
Patent expired April 7, 2025. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on March 6, 2023. This patent earned 763 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20551
- Filed
- March 6, 2003
- Granted
- December 15, 2009
- Expires
- April 7, 2025
- Assignee
- CA MINISTER AGRICULTURE & FOOD
- Inventor
- LANE W DAVID
Abstract
A new and distinct variety of cherry tree named ‘13S2009’ with the following characteristics. ‘13S2009’ has large flattened-heart shaped fruit, with shiny, dark red skin and red to dark red flesh. The fruit has a non-prominent suture and a flat to slightly hollow apex. The fruit matures very late in the harvest season, about 27 days after ‘Van’ and ‘Bing’ and 8 days after ‘Sweetheart’. The flesh of the fruit is very firm, and has a moderately sweet taste. The fruit are tolerant to rain splitting. The stone of ‘13S20-09’ is intermediate in lateral view, large in size, and has strongly developed keel. The tree is upright to spreading, self-compatible, moderately vigorous and has produced good, crops annually since fruiting commenced.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of sweet cherry tree named ‘13S2009’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP20551 in full — the complete specification, every figure, and the file history.