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US Plant Patent PP19756

Robeson

Blueberry named ‘Robeson’

UNDER PATENT

Still under patent. Protection ends February 1, 2027.

Twenty years from the filing date would end on December 19, 2025. This patent earned 409 days of term adjustment for delay at the Patent Office, which is why it runs longer.

Figure 1 of US plant patent PP19756, the photograph of Robeson printed in the patent.
Figure 1 from US Plant Patent PP19756, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP19756
Filed
December 19, 2005
Granted
February 24, 2009
Expires
February 1, 2027
Assignee
BALLINGTON JAMES RALPH, ROOKS SUSAN DUKE
Inventor
BALLINGTON JAMES RALPH; ROOKS SUSAN DUKE

Abstract

Vaccinium בRobeson’ is a new and distinct pentaploid variety of blueberry plant that has the following unique combination of desirable features that are outstanding in a new variety. 1. A ripening season that bridges the gap between highbush and rabbiteye blueberry varieties. 2. Consistent yields of medium size fruit best suited for local direct marketing. 3. Very good fruit quality and good color. 4. Very vigorous plants with upright plant habit and broad soil adaptation, including higher pH soils.

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 commercial blueberry plant ( Vaccinium בRobeson’) substantially as illustrated and described, characterized by its broad soil adaptation, early ripening, high yields, very good fruit quality, medium fruit size, limited numbers of seeds per fruit, and adaptation to direct market outlets.

Read the full patent: US Plant Patent PP19756 in full — the complete specification, every figure, and the file history.