US Plant Patent PP20949
Crispy Wave
Asplenium plant named ‘Crispy Wave’
UNDER PATENT
Still under patent. Protection ends January 16, 2028.
Twenty years from the filing date would end on June 15, 2027. This patent earned 215 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20949
- Filed
- June 15, 2007
- Granted
- April 27, 2010
- Expires
- January 16, 2028
- Assignee
- SUGIMOTO YUKI
- Inventor
- SUGIMOTO YUKI
Abstract
A new distinct cultivar of Asplenium plant named ‘CRISPY WAVE’, characterized by its lanceolate-shaped fronds, which are extremely stiff and curvy; fronds color ranges from RHS 146A to RHS 147C; and plants are dense and bushy in plant form.
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 Asplenium plant named ‘CRISPY WAVE’, as illustrated and described herein.
Read the full patent: US Plant Patent PP20949 in full — the complete specification, every figure, and the file history.