Thought I'd do a quick check of the UK trademark office after seeing this... I think we may have a winner...
http://www.ipo.gov.uk/types/tm/t-os/...demark=2567820
http://www.ipo.gov.uk/types/tm/t-os/...demark=2550743
However, I do remember someone posting that image before as a trademark in another country, so it's not new.