US Plant Patent PP35990
Marshmallow Moon
Hibiscus plant named ‘Marshmallow Moon’
UNDER PATENT
Still under patent. Protection ends August 22, 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
- PP35990
- Filed
- August 22, 2023
- Granted
- July 9, 2024
- Expires
- August 22, 2043
- 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 ‘Marshmallow Moon’ comprising a compact, round-mounded habit of multiple, well-branched, basal stems producing flowers beginning in late July to early August and continuing for at least eight weeks. Flowers have overlapping petals of white without a reddish eye. The foliage is primarily three-lobed and dark-green-colored. The new plant is useful in the landscape as a specimen or in mass.
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 ‘Marshmallow Moon’ as herein illustrated and described.
Read the full patent: US Plant Patent PP35990 in full — the complete specification, every figure, and the file history.