US Plant Patent PP22952
Vivian
Mandevilla plant named ‘Vivian’
UNDER PATENT
Still under patent. Protection ends January 21, 2031.
Twenty years from the filing date would end on November 22, 2030. This patent earned 60 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22952
- Filed
- November 22, 2010
- Granted
- August 14, 2012
- Expires
- January 21, 2031
- Inventor
- BROWN GRAHAM NOEL
Abstract
A new and distinct cultivar of Mandevilla plant named ‘Vivian’, characterized by its compact, upright and mounding plant habit; strong stems; early and freely flowering habit; and large red purple-colored flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Mandevilla plant named ‘Vivian’ as illustrated and described.
Read the full patent: US Plant Patent PP22952 in full — the complete specification, every figure, and the file history.