US Plant Patent PP32438
Sonoran
Prosopis tree named ‘Sonoran’
UNDER PATENT
Still under patent. Protection ends April 22, 2039.
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
- PP32438
- Filed
- April 22, 2019
- Granted
- November 10, 2020
- Expires
- April 22, 2039
- Assignee
- FELKER PETER
- Inventor
- FELKER PETER
Abstract
A new and distinct combination of the genes of South American Prosopis alba and North American Prosopis glandulosa var glandulosa for cold hardiness and erect growth to produce erect, thornless, fast growing ornamental and lumber trees that provide greater adaptability to a much broader range of arid ecosystems than previous Prosopis alba ornamental selections.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
The invention claimed is: 1. A new and distinct variety of Prosopis tree named ‘Sonoran’ for use as ornamentals and lumber that combines the unique characteristics of North and South American Prosopis species including cold hardiness to USDA zone 8b, thornlessness, erect growth with branch angles less than 20 degrees, and fast growth as described and illustrated herein.
Read the full patent: US Plant Patent PP32438 in full — the complete specification, every figure, and the file history.