US Plant Patent PP28746
VITASPHUR
Asplenium plant named ‘VITASPHUR’
UNDER PATENT
Still under patent. Protection ends April 22, 2036.
Twenty years from the filing date would end on January 22, 2036. This patent earned 91 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28746
- Filed
- January 22, 2016
- Granted
- December 5, 2017
- Expires
- April 22, 2036
- Assignee
- VITRO PLUS B V
- Inventor
- VAN DUIJNHOVEN HENK
Abstract
A new and distinct Asplenium antiquum cultivar named ‘VITASPHUR’ which is characterized by strongly carinate leaves, moderately undulate leaf margins, a unique growth habit with leaves that twist and curl in a clockwise orientation, and the stability of these characteristics from generation to generation.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
That which is claimed is: 1. A new and distinct variety of Asplenium antiquum plant named ‘VITASPHUR’, substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP28746 in full — the complete specification, every figure, and the file history.