US Plant Patent PP27249
Sonet
Satsuma hybrid named ‘Sonet’
UNDER PATENT
Still under patent. Protection ends October 18, 2033.
Twenty years from the filing date would end on September 21, 2032. This patent earned 392 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP27249
- Filed
- September 21, 2012
- Granted
- October 11, 2016
- Expires
- October 18, 2033
- Assignee
- AGRICULTURAL RESEARCH COUNCIL
- Inventor
- MILLER JAMES EDWIN; COMBRINK NICOLA KIM; Maritz Johannes Gerhardus Jooste
Abstract
A new Satsuma hybrid ( Citrus unshiu X) designated the variety name of ‘Sonet’ is described. The novel characteristics of the fruit include early maturity, tighter rind and firmer fruit does not puff easily and has an improved flavour compared to known varieties of Satsuma ripening at this time.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What we claim is: 1. A novel and distinct Satsuma hybrid tree having the characteristics described and illustrated herein.
Read the full patent: US Plant Patent PP27249 in full — the complete specification, every figure, and the file history.