US Plant Patent PP32067
Royal Crest
Hosta plant named ‘Royal Crest’
UNDER PATENT
Still under patent. Protection ends November 8, 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
- PP32067
- Filed
- November 8, 2019
- Granted
- August 11, 2020
- Expires
- November 8, 2039
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
A new and distinct Hosta plant named ‘Royal Crest’ with medium rounded-mound habit of heavy-substance, cordate foliage having slightly wavy margins, acute apex and cordate base with deep green color. The plant has large, white, strongly-fragrant, broadly-faced flowers densely arranged on stiff upright scapes above the foliage beginning in early August.
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 ornamental plant cultivar named Hosta ‘Royal Crest’ as herein described and illustrated.
Read the full patent: US Plant Patent PP32067 in full — the complete specification, every figure, and the file history.