US Plant Patent PP18850
WEKsmopur
Floribunda rose plant named ‘WEKsmopur’
UNDER PATENT
Still under patent. Protection ends January 3, 2027.
Twenty years from the filing date would end on November 21, 2026. This patent earned 43 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18850
- Filed
- November 21, 2006
- Granted
- May 27, 2008
- Expires
- January 3, 2027
- Assignee
- WEEKS WHOLESALE ROSE GROWER
- Inventor
- CARRUTH THOMAS F
Abstract
A new variety of Floribunda rose suitable for garden decoration, having flowers of deep plum coloration.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Floribunda rose plant of the variety substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP18850 in full — the complete specification, every figure, and the file history.