US Plant Patent PP15613
Gnarly Poplar
Poplar tree named ‘Gnarly Poplar’
PUBLIC DOMAIN
Patent expired December 30, 2023. This plant is in the public domain — anyone may propagate and sell it.
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
- PP15613
- Filed
- December 30, 2003
- Granted
- March 1, 2005
- Expires
- December 30, 2023
- Assignee
- IDAHO RES FOUND
- Inventor
- NEWCOMBE ALAN GEORGE
Abstract
A new and distinctive variety of a poplar tree, named ‘Gnarly Poplar,’ characterized by an attractive zigzag growth habit.
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 poplar tree named ‘Gnarly Poplar’ substantially as illustrated and described.
Read the full patent: US Plant Patent PP15613 in full — the complete specification, every figure, and the file history.