US Plant Patent PP21203
RobloM
Clematis plant named ‘RobloM’
UNDER PATENT
Still under patent. Protection ends January 8, 2029.
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
- PP21203
- Filed
- January 8, 2009
- Granted
- August 17, 2010
- Expires
- January 8, 2029
- Assignee
- MITCHELL LORNA, MITCHELL ROBINSON CHARLES
- Inventor
- MITCHELL ROBINSON CHARLES; MITCHELL LORNA
Abstract
A new and distinct Clematis cultivar named ‘RobloM’ is disclosed, characterized by having distinctive flower coloration, with an unusual white bar on a background of purple/pink. Additionally, the new variety characteristically blooms very early and has a very rapid growth habit. The new variety is a Clematis , normally produced as an outdoor garden or container plant.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Clematis plant named ‘RobloM’ as herein illustrated and described.
Read the full patent: US Plant Patent PP21203 in full — the complete specification, every figure, and the file history.