Chambers Global 2020 – Intellectual Property

Constantin Kletzer is a well-respected and experienced specialist for patent disputes. He assists international clients from various sectors with enforcement proceedings, often representing global life sciences corporations before Austrian courts as part of multi-jurisdictional litigation. Kletzer is also active on trade mark matters, including filing and clearing up non-used trade marks. Interviewees applaud his litigation skills, with one person asserting that he is “very thoughtful, strategically thinking and very goal-oriented in his advice on proceedings.”