A federal appeals court ruled in San Francisco today that Levi Strauss is entitled to a second try on its claim that Abercrombie & Fitch weakened the value of the trademark arch pattern on the back pocket of Levi's blue jeans.San Francisco-based Levi Strauss & Co. claimed in a federal lawsuit filed in 2007 that Abercrombie & Fitch Trading Co. diluted its trademark by adopting a similar pattern on its own blue jeans. Read More