US Plant Patent PP16004
Nr. 256
Spathiphyllum plant named ‘Nr. 256’
PUBLIC DOMAIN
Patent expired August 28, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on August 10, 2024. This patent earned 18 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16004
- Filed
- August 10, 2004
- Granted
- September 27, 2005
- Expires
- August 28, 2024
- Assignee
- BRAAM YOUNG PLANTS B V
- Inventor
- VAN ANDEL OTTO JAN ROBERT
Abstract
A new and distinct cultivar of Spathiphyllum plant named ‘Nr. 256’, characterized by its compact, upright and outwardly arching plant habit; freely clumping growth habit; glossy dark green-colored leaves; white-colored spathes and creamy white-colored spadices that are positioned above the foliage on strong and erect scapes; and good postproduction longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Spathiphyllum plant named ‘Nr. 256’, as illustrated and described.
Read the full patent: US Plant Patent PP16004 in full — the complete specification, every figure, and the file history.