US Plant Patent PP35212
JA1966
Athyrium plant named ‘JA1966’
UNDER PATENT
Still under patent. Protection ends September 6, 2042.
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
- PP35212
- Filed
- September 6, 2022
- Granted
- June 6, 2023
- Expires
- September 6, 2042
- Assignee
- CASA FLORA INC
- Inventor
- BURNETT NAUD; AGUIRRE JOSE
Abstract
A new and distinct fern variety, referred to by its cultivar name, ‘JA1966’, is disclosed. The new variety is a distinct sterile hybrid mutation of the ‘Ghost’ variety characterized by exceptional grey-green colored, vertical new fronds that change color to black with arching fronds as the leaf ages. The new variety displays a stark contrast of its immature grey-green colored fronds with its mature black colored fronds.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct variety of Athyrium plant named ‘JA1966’ characterized by the following combination of characteristics: (a) forms new erect fronds of glowing grey-green colored foliage that gradually change to arching and black colored with a unique contrast of color, (b) is sterile, and (c) exhibits no stems above ground; substantially as herein shown and described.
Read the full patent: US Plant Patent PP35212 in full — the complete specification, every figure, and the file history.