Check out the front page article about the Hells Angels. The Hells Angels have been -- shall we say -- active in the federal court system, alleging trademark infringement of a panoply of Hells Angels products, which range from women's yoga pants to yoyos.
B+I is outside general counsel to Company 81, a casual young men's lifestyle brand. Hells Angels sued Company 81, alleging that use of the number "81" was an infringement. Daniel was quoted in the article about his dealing with Hells Angels. You can read the whole article, including about how the matter was ultimately disposed of, here: http://www.nytimes.com/2013/11/29/us/despite-outlaw-image-hells-angels-sue-often.html.