Mr. LIU Weisheng
Patent Attorney

Mr. Liu received, from Nankai University, his B.S. in Chemistry in 1995, and his M.S. in Chemistry in 1998. And then he was engaged in R&D of new drugs for two years. He joined CPA in 2000, and qualified as a patent attorney in 2002. He pursued further training in the European patent laws in Germany in 2004. Mr. Liu is skillful in drafting application documents in such fields as organic synthetic chemistry, polymer chemistry, pesticides, pharmaceutical chemistry, electrochemistry, catalyst chemistry and inorganic materials, and experienced in preparing responses to office actions in the substantive examination proceedings, handling reexamination and invalidation cases, and dealing with relevant administrative litigation. Mr. Liu also has rich experience in representing Chinese individuals and enterprises in drafting and filing patent applications in foreign countries. Mr. Liu is a member of the All-China Patent Agents Association. Working languages: Chinese, English, German, French and Japanese.