US Plant Patent PP21382
Tabor
Oak tree named ‘Tabor’
UNDER PATENT
Still under patent. Protection ends December 29, 2028.
Twenty years from the filing date would end on December 18, 2028. This patent earned 11 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP21382
- Filed
- December 18, 2008
- Granted
- October 12, 2010
- Expires
- December 29, 2028
- Assignee
- CULLY EARL
- Inventor
- CULLY EARL
Abstract
A new and distinct hybrid oak named ‘Tabor’ characterized by its broad-oval growth habit, dark, glossy green mildew resistant foliage, strong wood, orange-red fall color, and hybrid vigor.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of hybrid oak tree Quercus robur×Quercus alba as illustrated and described herein.
Read the full patent: US Plant Patent PP21382 in full — the complete specification, every figure, and the file history.