Ambrose Light (ship) Ambrose Light (ship) Ambrose Light was a brigantine, operated by Colombian rebels. It was captured by USS "Alliance" as a suspected pirate vessel in 1885. The accusation of piracy was rejected by a court of law. On April 24, Commander Lewis Clark, of the South Atlantic Squadron, was sailing to Cartagena, on the Caribbean coast of Colombia, when the lookouts aboard "Alliance" sighted the one-gun "Ambrose Light". It was flying a strange flag featuring a red cross over a white background so the Americans assumed the vessel was a pirate ship. A chase began and the Americans were preparing to
Colour trade mark the United States Court of Appeals ruled in 1985 that Owens Corning had the right to prevent competitors from using the colour pink in their insulation products, thus making Owens Corning the first company in the United States to trademark a colour. In 1995, the United States Supreme Court further acknowledged that a colour could be used as a trademark in the case of "Qualitex Co. v. Jacobson Products Co., Inc.", 514 U.S. 159 (1995). The trademark owner must show that the trademark colour has acquired substantial distinctiveness, and the colour indicates source of the goods to which it is