He (probably) owns that particular shade of purple
Not to be confused with Dairy Milk purple, which is still available.
www.theguardian.com/business/2013/oct/04/cadbury-dairy-milk-purple-trademark-blocked
( ,
Thu 21 May 2015, 16:21,
archived)
www.theguardian.com/business/2013/oct/04/cadbury-dairy-milk-purple-trademark-blocked