The organizers of the Grand Slam tennis events (U.S. Open, Wimbledon, etc) promulgate a dress code that minimizes the use of trademarks, so as to prevent tennis players from looking like Nascar drivers. Some manufacturers argued that Aididas’ three stripe design constituted one such identification that should be prohibited. Adidas sued the Grand Slam group,

From the Wiki entry for Scotch Whiskey:
” [T]he Scotch Whisky Order of 1990 which clarified the Scotch Whisky Act of 1988, and mandates that the spirit:
Must be distilled at a Scottish distillery from water and malted barley, to which only other whole grains may be added, have been processed at that distillery