US Plant Patent PP35181
Lilac Crush
Hibiscus plant named ‘Lilac Crush’
UNDER PATENT
Still under patent. Protection ends November 22, 2042.
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
- PP35181
- Filed
- November 22, 2022
- Granted
- May 23, 2023
- Expires
- November 22, 2042
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
A new and distinct cultivar of winter-hardy, herbaceous, perennial, hybrid Hibiscus plant named ‘Lilac Crush’ comprising flattened, rounded, compact, mound habit of multiple, well-branched, mostly upright stems producing flowers from the bottom to the top of the plant for at least eight weeks beginning mid-summer. Flowers have large petals of deep-lilac with a small, dark-red, shiny eye surrounded by a narrow rose-red zone and a large column displaying light yellow-colored pollen nearly the entire length. The foliage is primarily tri-lobed with medium to dark-green color.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new cultivar of hardy herbaceous perennial Hibiscus hybrid plant named ‘Lilac Crush’ as herein illustrated and described.
Read the full patent: US Plant Patent PP35181 in full — the complete specification, every figure, and the file history.