Big Macs v Supermac's: Irish burger chain loses trademark appeal against McDonald's

The European Union Intellectual Property Office rules Supermac's logo and signs could be confused with the Big mac trademark.

Supermac's has lost the latest round in its long-running legal battle with McDonald's over trademarks with the European Union Intellectual Property Office ruling that the Irish fast food chain's logo is too close to its rival's "Big Mac" mark.