They say imitation is the sincerest form of flatter, but Chloe's decision to take action against Topshop for allegedly copying one of its dresses is the latest in a row of examples of the fine line between inspiration and plain copying. Isabella Galusschka of WomensWear Buyer analyses the greater implications of this case and what it means for the fahion industry.

Thayne Forbes, joint managing director of Intangible Business, comments on the issues and Intangible Business' report, 'Copying: Fair or Unfair' provides useful insight.