US Plant Patent PP20891
Natchez
Blackberry plant named ‘Natchez’
UNDER PATENT
Still under patent. Protection ends May 15, 2028.
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
- PP20891
- Filed
- May 15, 2008
- Granted
- March 30, 2010
- Expires
- May 15, 2028
- Assignee
- UNIV ARKANSAS
- Inventor
- CLARK JOHN REUBEN
Abstract
Description and specifications of a new and distinct blackberry cultivar named ‘Natchez’ which originated from seed produced by a hand pollinated cross of Ark. 2005 (non-patented)×Ark. 1857 (non-patented) is provided. This new blackberry cultivar can be distinguished by its high yields, large fruit size, good fruit quality, early season fruit ripening, prolific fruiting row establishment, and healthy plants.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of blackberry plant named ‘Natchez’, substantially as illustrated and described.
Read the full patent: US Plant Patent PP20891 in full — the complete specification, every figure, and the file history.