US Plant Patent PP35688
Woojeon
Hibiscus plant named ‘Woojeon’
UNDER PATENT
Still under patent. Protection ends July 4, 2043.
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
- PP35688
- Filed
- July 4, 2023
- Granted
- March 12, 2024
- Expires
- July 4, 2043
- Assignee
- SHIM KYUNG KU, HA YOO MI, LIM KI BYUNG
- Inventor
- SHIM KYUNG-KU; LIM KI-BYUNG; HA YOO-MI
Abstract
A new cultivar of Hibiscus plant named ‘Woojeon’ that is characterized by its dwarf plant size, its floriferous habit with flowers on both the lateral and terminal branches, its short stem internodes, its flowers that are white in color with red centers, its narrowly shaped flower petals, its flowers that are long lasting on the plant, and its foliage that is dark in color, thick, narrow in size, and margins that are not strongly incised.
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 Hibiscus plant named ‘Woojeon’ as herein illustrated and described.
Read the full patent: US Plant Patent PP35688 in full — the complete specification, every figure, and the file history.