US Plant Patent PP18536
WEKrigoyelo
Hybrid tea rose plant named ‘WEKrigoyelo’
UNDER PATENT
Still under patent. Protection ends November 9, 2026.
Twenty years from the filing date would end on November 6, 2026. This patent earned 3 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP18536
- Filed
- November 6, 2006
- Granted
- March 4, 2008
- Expires
- November 9, 2026
- Assignee
- WEEKS WHOLESALE ROSE GROWER
- Inventor
- CARRUTH THOMAS F
Abstract
A new variety of Hybrid Tea rose suitable for garden decoration, having flowers of vibrant pink with a golden glow coloration.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Hybrid Tea rose plant of the variety substantially as described and illustrated herein.
Read the full patent: US Plant Patent PP18536 in full — the complete specification, every figure, and the file history.