Germany: Polymerschaum II, Federal Court of Justice of Germany, X ZR 101/13, 9 June 2015
The Federal Court of Justice held that claim construction has absolute priority before issues of invalidity, such as the inadmissible extension or issues of patentability of the subject matter, can be discussed. The Court also reiterated that the determination of the subject matter of a patent (the invention) cannot be abandoned with the mere reason…