Sept 2015 is the EU patent expiration date. May 2014 is the U.S. Patents.
''Teva previously filed a separate lawsuit against Mylan in October 2009 for infringement of multiple patents, including all seven Orange Book patents, covering the chemical composition of Copaxone, pharmaceutical compositions containing it, methods of using it and processes for making it. Those patents expire in May 2014 and September 2015. No trial date is scheduled."""