US Plant Patent PP13547
Walgoldalex
Lysimachia plant named ‘Walgoldalex’
PUBLIC DOMAIN
Patent expired April 25, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on April 14, 2021. This patent earned 11 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13547
- Filed
- April 14, 2001
- Granted
- February 4, 2003
- Expires
- April 25, 2021
- Assignee
- TRISTRAM DAVID
- Inventor
- CROWTHER ALBERT TIMOTHY ALAN; TRISTRAM DAVID RALPH
Abstract
A new cultivar of Lysimachia punctata named ‘Walgoldalex’ that is characterized by it's variegated foliage with green centers and gold margins and leaves that exhibit less distortion than ‘Alexander’.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct cultivar of Lysimachia plant named ‘Walgoldalex’ as described and illustrated.
Read the full patent: US Plant Patent PP13547 in full — the complete specification, every figure, and the file history.