News Charles Russell Speechlys One Essex Court Wilberforce Chambers Litigation UK The Bar Supreme Court refuses Cadbury’s permission to appeal colour purple trademark By Kate Beioley 7 April 2014 14:25 17 December 2015 14:16 Sign in or register to continue reading. It's FREE Sign in Email Password Keep me logged in Forgot your password? Not registered? It's FREE! Register now Register with The Lawyer Anonymous 8 April 2014 at 11:02 Surely, Silk Cut got there first with this shade of purple? Reply Link Dre 8 April 2014 at 14:06 Does the hazelnut in Quality Street pre-date the Rose’s one? Reply Link Name Email Cancel reply Threaded commenting powered by interconnect/it code.