US Plant Patent PP22242
Midnight Sun
Lysimachia plant named ‘Midnight Sun’
UNDER PATENT
Still under patent. Protection ends May 11, 2030.
Twenty years from the filing date would end on May 4, 2030. This patent earned 7 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22242
- Filed
- May 4, 2010
- Granted
- November 8, 2011
- Expires
- May 11, 2030
- Assignee
- ROBB JOHN
- Inventor
- ROBB JOHN
Abstract
A new and distinct cultivar of Lysimachia plant named ‘Midnight Sun’, characterized by its compact and prostrate to trailing growth habit; freely branching habit; freely flowering habit; long flowering period; relatively large yellow-colored flowers; and good garden performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Lysimachia plant named ‘Midnight Sun’ as illustrated and described.
Read the full patent: US Plant Patent PP22242 in full — the complete specification, every figure, and the file history.