US Plant Patent PP23335
Morrill
Pecan tree named ‘Morrill’
UNDER PATENT
Still under patent. Protection ends August 25, 2031.
Twenty years from the filing date would end on July 8, 2031. This patent earned 48 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23335
- Filed
- July 8, 2011
- Granted
- January 22, 2013
- Expires
- August 25, 2031
- Assignee
- UNIV GEORGIA, SPARKS DARRELL
- Inventor
- SPARKS DARRELL
Abstract
A pecan tree distinguished by the following unique combination of characteristics: Precociousness, moderately early nut maturity, large nut size, a nut with a high percentage kernel, exceptional kernel quality, moderate resistance to scab and good resistance to powdery mildew and to black pecan aphid.
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 pecan tree, substantially as herein shown and described.
Read the full patent: US Plant Patent PP23335 in full — the complete specification, every figure, and the file history.