About Marcin Ziarkowski
Marcin Ziarkowski
is an advocate and senior associate in the IP and commercial litigation department at A&O Shearman, with nearly a decade of experience specialising in intellectual property matters, particularly patents and copyrights. He is actively involved in a wide range of patent invalidation proceedings and patent litigation, especially within the pharmaceutical and telecommunications sectors. Marcin develops litigation strategies and represents clients before the Polish Patent Office, the IP court, and administrative courts.