US Plant Patent PP23892
Sunasahowa
Asarina plant named ‘Sunasahowa’
UNDER PATENT
Still under patent. Protection ends January 28, 2032.
Twenty years from the filing date would end on September 23, 2031. This patent earned 127 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23892
- Filed
- September 23, 2011
- Granted
- September 10, 2013
- Expires
- January 28, 2032
- Assignee
- SUNTORY FLOWERS LTD, ISOBE YASUKO
- Inventor
- ISOBE YASUKO
Abstract
A new and distinct cultivar of Asarina plant named ‘Sunasahowa’, characterized by its trailing plant habit; vigorous growth habit; freely branching habit; freely flowering habit; long flowering period; large white-colored flowers; and good garden performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Asarina plant named ‘Sunasahowa’ as illustrated and described.
Read the full patent: US Plant Patent PP23892 in full — the complete specification, every figure, and the file history.