US Plant Patent PP18769
Survivasamo
Verbena plant named ‘Survivasamo’
PUBLIC DOMAIN
Patent expired February 13, 2026. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on March 26, 2024. This patent earned 689 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18769
- Filed
- March 26, 2004
- Granted
- April 29, 2008
- Expires
- February 13, 2026
- Assignee
- SUNTORY FLOWERS LTD
- Inventor
- TAKAMURA NAOTO; MISATO TOMOYA
Abstract
Disclosed herein is a new and distinct variety of Verbena planting having a semi-erect growth habit. The new Verbena plant has abundant branching, the whole plant remaining in bloom for a considerable period of time. The flowers are formed in profusion in a spike and the petals display a deep purplish pink color. The blooming period is from April to November, and the flowering duration is long. The plant exhibits high tolerance to heat, high resistance to rain, pests and disease, particularly powdery mildew.
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 variety of Verbena plant named ‘Sunvivasamo’, substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP18769 in full — the complete specification, every figure, and the file history.