Gleitlagerüberwachung (plain bearing monitoring), nullity proceedings, German Federal Supreme Court, 31 August 2010, Docket No. X ZR 73/08
In case a patent specification is criticizing prior art, this may give reason to the person skilled in the art to further develop this prior art in a different way, except in case the critic was made ex post after the invention was made.
Read the decision (in German) here.
Head note: Tilman Müller-Stoy