US Plant Patent PP13934
Sunnicobu
Nierembergia plant named ‘Sunnicobu’
PUBLIC DOMAIN
Patent expired July 1, 2019. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on June 17, 2019. This patent earned 14 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13934
- Filed
- June 17, 1999
- Granted
- July 1, 2003
- Expires
- July 1, 2019
- Assignee
- SUNTORY LTD
- Inventor
- MURAKAMI YASUYUKI
Abstract
Disclosed herein is new Nierembergia plant named ‘Sunnicobu’, having a compact and tufted habit with long internode stem. The stem color varies from grayish olive to grayish brown. Flowers are single and small. The petal is light purple with moderate purple center portion. The bottom color of the corolla throat is vivid yellow and the outside color of corolla tube is pale yellow green. The plant has a high resistance to rain, heat, diseases especially powdery mildew.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of Nierembergia plant named ‘Sunnicobu’, substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP13934 in full — the complete specification, every figure, and the file history.