If America inc were ever to raise a glass to the Supreme Court, the ideal time to have done so was in June, when the nine justices ruled unanimously in favour of Jack Daniel’s in a jolly judgment that included discussion of parody, bad puns and, of all things, dog poo. The trademark-infringement case centred on a canine toy shaped like a bottle of Jack Daniel’s called “Bad Spaniels”. Beneath, in the whiskey maker’s black-and-white…