Big Mac vs Big Jack: McDonald’s drags Hungry Jacks to court in burger stoush Hospitality Matthew Elmas 3 September 2020 McDonald's has sued Hungry Jacks, claiming its new burger, the "Big Jack", is a rip-off of its flagship "Big Mac".
Brisbane-based burger chain under fire from McDonald’s over ‘Big Pac’ Legal Matthew Elmas 15 November 2018 McDonald's has forced an Australian business to dump one of its new products, claiming it infringed upon its iconic Big Mac intellectual property.