Koen Bijvank is qualified both as an attorney at law and as a Dutch and European patent attorney. He specializes in international patent litigation and regularly appears both in the courts and before the European Patent Office. His practice mainly involves patents in the areas of chemistry, pharmaceuticals and life sciences.  The journal Managing Intellectual Property recognizes him as IP Star.    Koen is the chair of the Standing Committee on Patents of AIPPI and co-founder of EPLIT, an association of European patent litigators. In addition, he is a member of the editorial board of Berichten Industriële Eigendom, a leading Dutch journal on intellectual property, and a tutor at CEIPI in Strasbourg, France where he teaches candidates for the qualifying examination for European patent attorneys.