US Plant Patent PP35232
Pink-a-Blue
Pulmonaria plant named ‘Pink-a-Blue’
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
- PP35232
- Filed
- November 22, 2022
- Granted
- June 20, 2023
- Expires
- November 22, 2042
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
A new and distinct hybrid of Lungwort plant named Pulmonaria ‘Pink-a-Blue’ is characterized by prominent silver spotting on deep green foliage and large campanulate flowers open deep-pink and mature to medium blue on numerous inflorescences. The new plants show excellent vigor and good mildew resistance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. The new and distinct cultivar of Pulmonaria plant named ‘Pink-a-Blue’ as herein described and illustrated.
Read the full patent: US Plant Patent PP35232 in full — the complete specification, every figure, and the file history.