Primarily based in Paris and Lyon, leading prosecution firm Cabinet Plasseraud operates in three other cities, including a satellite office in Shanghai. The firm's patent services are particularly well-known, especially in electronics and mechanical engineering. Patent attorneys at Cabinet Plasseraud are experienced in due diligence matters, and able to provide clients with patentability, validity and freedom-to-market opinions. The trade mark team is not to be dismissed, as it also ranks among the best in the country.