US Plant Patent PP13809
MACtro
Variety of canna named ‘MACtro’
PUBLIC DOMAIN
Patent expired September 18, 2021. This plant is in the public domain — anyone may propagate and sell it.
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
- PP13809
- Filed
- September 18, 2001
- Granted
- May 13, 2003
- Expires
- September 18, 2021
- Assignee
- MACCORMICK NEIL
- Inventor
- MACCORMICK NEIL
Abstract
A new and distinct cultivar of canna plant named ‘MACtro’ characterized by a dark to yellow-green leaf pattern having multiple linear inter-veinal stripes ranging from a yellow-green coloring which fades to a green-white as the plant matures and a prominent creamy yellow midrib. The leaves offering a vivid contrast to the yellow-orange flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of Canna plant, substantially as shown and described.
Read the full patent: US Plant Patent PP13809 in full — the complete specification, every figure, and the file history.