US Plant Patent PP28256
PHALDUEL
Phalaenopsis orchid plant named ‘PHALDUEL’
UNDER PATENT
Still under patent. Protection ends January 3, 2036.
Twenty years from the filing date would end on December 18, 2035. This patent earned 16 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28256
- Filed
- December 18, 2015
- Granted
- August 8, 2017
- Expires
- January 3, 2036
- Assignee
- ANTHURA BV
- Inventor
- VAN SWIETEN MARTINUS NICOLAAS GERARDUS
Abstract
A new and distinct variety of Phalaenopsis plant named ‘PHALDUEL’, particularly characterized by having white flowers, 1 to 3 peduncles, an inflorescence that is short and moderate, leaves that are oblong, and is propagated by meristem tissue culture, is disclosed.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of Phalaenopsis plant named ‘PHALDUEL’, substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP28256 in full — the complete specification, every figure, and the file history.