US Plant Patent PP33977
JS4
Weigela plant named ‘JS4’
UNDER PATENT
Still under patent. Protection ends June 1, 2041.
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
- PP33977
- Filed
- June 1, 2021
- Granted
- March 1, 2022
- Expires
- June 1, 2041
- Inventor
- VERHOEF GIJSBERTUS
Abstract
A new cultivar of Weigela plant named ‘JS4’ that is characterized by its upright plant habit, its medium-sized plant, its leaves that are green in color, its flowers that are deep pink in color, and its continuous blooming period from spring into fall.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of Weigela plant named ‘JS4’ as herein illustrated and described.
Read the full patent: US Plant Patent PP33977 in full — the complete specification, every figure, and the file history.