US Plant Patent PP29603
Midnight Masquerade
Penstemon plant named ‘Midnight Masquerade’
UNDER PATENT
Still under patent. Protection ends September 5, 2037.
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
- PP29603
- Filed
- September 5, 2017
- Granted
- August 14, 2018
- Expires
- September 5, 2037
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
The new and distinct cultivar of ornamental, winter-hardy, beardtongue plant, Penstemon ‘Midnight Masquerade’ with strictly upright, tightly-compact strong stems, strong purple flowers for about four weeks and dark purple foliage that retains its coloration through the season. Useful in the landscape as a specimen plant, en masse or container plant, and attractive to hummingbirds.
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 hardy beardtongue plant, Penstemon ‘Midnight Masquerade’ as herein described and illustrated.
Read the full patent: US Plant Patent PP29603 in full — the complete specification, every figure, and the file history.