US Plant Patent PP32879
TGO-GAL
Willow oak tree named ‘TGO-GAL’
UNDER PATENT
Still under patent. Protection ends December 23, 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
- PP32879
- Filed
- December 23, 2019
- Granted
- March 9, 2021
- Expires
- December 23, 2039
- Assignee
- GALLAGHER TERRANCE DANIEL
- Inventor
- GALLAGHER TERRANCE DANIEL
Abstract
A new and distinct Quercus phellos tree named ‘TGO-GAL’ which is characterized by a dominant central leader with an upright ascending and freely branching growth habit, an oval to pyramidal tree crown profile, red juvenile foliage in spring and autumn, and mature foliage which fades to yellow prior to leaf abscission in autumn. The claimed plant propagates successfully by softwood stem cuttings and has proven to be uniform and stable in the resulting generations.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
That which is claimed is: 1. A new and distinct variety of Quercus phellos tree named ‘TGO-GAL’, substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP32879 in full — the complete specification, every figure, and the file history.