US Plant Patent PP33226
Plablack 15157
Blackberry plant named ‘Plablack 15157’
UNDER PATENT
Still under patent. Protection ends July 25, 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
- PP33226
- Filed
- July 25, 2019
- Granted
- July 6, 2021
- Expires
- July 25, 2039
- Inventor
- PIERRON-DARBONNE ALEXANDRE
Abstract
A new and distinct variety of blackberry plant ‘Plablack 15157’ is characterized by a combination of traits which include, but are not limited to, an absent or very weak anthocyanin coloration of dormant cane, many spines density, a pinkish color of petals and abundant production of elliptic to narrow ovate shaped, and medium fruit size.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct blackberry plant of the variety substantially as shown and described.
Read the full patent: US Plant Patent PP33226 in full — the complete specification, every figure, and the file history.