US Plant Patent PP24832
Nocturne
Blueberry plant named ‘Nocturne’
UNDER PATENT
Still under patent. Protection ends January 29, 2033.
Twenty years from the filing date would end on September 28, 2032. This patent earned 123 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24832
- Filed
- September 28, 2012
- Granted
- September 2, 2014
- Expires
- January 29, 2033
- Assignee
- US AGRICULTURE
- Inventor
- EHLENFELDT MARK K
Abstract
A new and distinct hexaploid hybrid blueberry ( Vaccinium ×hybrid) cultivar named Nocturne. Nocturne is a hybrid with complex hexaploid ancestry, derived from V. ashei Reade, V. constablaei Gray, V. corymbosum L., V. darrowii Camp, V. angustifolium Ait., and V. tenellum Ait.,. It is cold hardy, having an extended dormancy period, and a late flowering interval, is productive year-after-year, consistently producing 12-13 lbs. of fruit per plant, it has ripe fruit that is large, dark, and sweet that ripens in mid-July in New Jersey and the fruit are tinted vivid, red-orange when unripe, and ripen to black. Nocturne is a vigorous upright plant with glossy, medium-green foliage, and a somewhat sprawling habit.
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 rabbiteyed-derived, hexaploid blueberry plant as illustrated and described, characterized by being very cold hardy, having a long dormancy period, possessing a vigorous bush, colorful unripe fruit, and large, sweet, dusky black fruit when fully ripe.
Read the full patent: US Plant Patent PP24832 in full — the complete specification, every figure, and the file history.