By Wouter Pors, Partner, Intellectual Property lawyer at Bird & Bird & registered UPC Representative Patent litigation often has an international dimension, as patentees may hold patents validated in multiple Member States of the European Patent Convention and even across the world. Consequently, patent disputes can be litigated in various courts. While actions may commence concurrently in several countries, it is also possible for litigation to begin in a limited number of jurisdictions -often due to market significance or the courts’ expertise in patent matters- and later expand to others. Multiple actions are quite common in the pharmaceutical sector and...